# Network Code,Network Name,Network Operator,Network Country (ISO & Name),Network Website,Deployment Country (if different),Digital Object Identifier (DOI)
A,Generic Asian Strong Motion Network,,,,Asia,
A0,Armenian National Seismic Network,Armenian National Survey for Seismic Protection,Armenia,,Armenia,10.7914/SN/A0
A1,Southern African Co-located Academic Network,Pangaea Geophyics and Geodesy Working Group,South Africa,,South Africa,
A2,Armenian Seismological Network,"Institute Of Geological Sciences, NAS, RA",Armenia,,Armenia,10.7914/SN/A2
A7,Angola National Seismic Network,Instituto Nacional de Meteorologia e Geofisica,Angola,,Angola,
AA,Anchorage Strong Motion Network,"University of Alaska, Fairbanks",United States of America,,United States of America,
AB,National Seismic Network of Azerbaijan,Republic Center of Seismic Survey/Acad. of Sciences of Azerbaijan,Azerbaijan,,Azerbaijan,
AC,Albanian Seismological Network,"Institute of GeoSciences, Polytechnic University of Tirana",Albania,https://www.geo.edu.al,Albania,10.7914/SN/AC
AD,ACROSS Strong Motion Network,Central Asian Institute for Applied Geosciences,Kyrgyzstan,,Kyrgyzstan,10.14470/NQ293785
AE,Arizona Broadband Seismic Network,Arizona Geological Survey,United States of America,,United States of America,10.7914/SN/AE
AF,AfricaArray,Penn State University,United States of America,http://www.africaarray.psu.edu/,United States of America,10.7914/SN/AF
AG,Arkansas Seismic Network,Arkansas Geological Survey,United States of America,,United States of America,
AH,Arkhangelsk Seismic Network,N. Laverov Federal Center for Integrated Arctic Research,Russian Federation,http://fciarctic.ru/index.php?page=map,"Arctic, North of the European part of Russia",10.7914/SN/AH
AI,Antarctic Seismographic Argentinean Italian Network - ASAIN,Istituto Nazionale di Oceanografia e di Geofisica Sperimentale,Italy,http://www.crs.inogs.it/asain/,Antarctica,10.7914/SN/AI
AK,Alaska Geophysical Network,"Alaska Earthquake Center, Univ. of Alaska Fairbanks",United States of America,http://earthquake.alaska.edu,United States of America,10.7914/SN/AK
AL,Alaskan Long Period Array,"University of Alaska, Fairbanks",United States of America,,United States of America,
AM,Raspberry Shake,"Raspberry Shake, S.A.",Panama,https://raspberryshake.org,World-wide,10.7914/SN/AM
AN,Altay-Sayan Regional Seismic Network  of the Russian Federation,Altay-Sayan Branch of the Geophysical Survey of the Russian Academy of Sciences,,,,10.7914/g41e-gr83
AO,Arkansas Seismic Observatory,University of Arkansas at Little Rock,United States of America,,United States of America,
AP,APS Free Field Array,AP,United States of America,,United States of America,10.7914/SN/AP
AQ,Central Queensland Seismic Network,Central Queensland Seismology Research Group,Australia,,Australia,10.7914/SN/AQ
AR,Northern Arizona Network,Northern Arizona University,United States of America,,United States of America,
AS,Modified High Gain Long Period Observatory,Albuquerque Seismological Laboratory/USGS,United States of America,,Global,10.7914/SN/AS
AT,National Tsunami Warning Center Alaska Seismic Network,National Oceanic and Atmospheric Administration,United States of America,http://ntwc.arh.noaa.gov/,Alaska,10.7914/SN/AT
AU,Australian National Seismograph Network,Geoscience Australia,Australia,,Australia,10.26186/144675
AV,Alaska Volcano Observatory,Alaska Volcano Observatory/USGS,United States of America,http://www.avo.alaska.edu/,United States of America,10.7914/SN/AV
AW,AWI Network Antarctica,Alfred Wegener Institute for Polar and Marine Research,Germany,,Antarctica,10.14470/NJ617293
AX,Meteo Aruba,Departamento Meterologico Aruba,Aruba,http://www.meteo.aw/,Aruba,
AY,Haitian Seismic Network,Bureau of Mines and Energy,Haiti,,Haiti,
AZ,ANZA Regional Network,"University of California, San Diego",United States of America,http://eqinfo.ucsd.edu/,United States of America,10.7914/SN/AZ
B1,Buryat Regional Seismic Network of the Russian Federation,Buryat Branch of the Geophysical Survey of the Russian Academy of Sciences,,,Baikal  region,10.7914/zc44-mf96
B2,Itaipu Binacional,Itaipu Binacional,Brazil,http://www.itaipu.gov.br,Brazil,10.7914/SN/B2
B3,BC Hydro,,,,"British Columbia, Canada",
B6,Bransfield Strait Seismic Network,Instituto Andaluz de Geofisica Universidad de Granada,Spain,,Antarctica,10.7914/SN/B6
BA,UniBAS,Universita della Basilicata,Italy,,Italy,
BB,Brunei Darussalam National Seismic Network,National Seismic Center of Brunei,Brunei,,Brunei,
BC,Red Sísmica del Noroeste de México,Centro de Investigación Científica y de Educación Superior de Ensenada,Mexico,http://resnom.cicese.mx,Mexico,10.7914/SN/BC
BD,Bakun Dam Micro-Seismic Monitoring Network,Kinemetrics,United States of America,,United States of America,
BE,Belgian Seismic Network,Royal Observatory of Belgium,Belgium,https://seismology.be,Brussels,10.7914/SN/BE
BF,Black Forest Observatory,Universities of Karlsruhe and Stuttgart,Germany,,Germany,
BG,Berkeley Geysers Network,UC Berkeley,United States of America,,United States of America,
BH,Bay Area Urban Hazards,U.S. Geological Survey,United States of America,,United States of America,
BI,University of Dhaka Seismographic Network,University of Dhaka,Bangladesh,,Bangladesh,
BJ,Baikal Regional Seismic Network of the Russian Federation,Baikal Branch of the Geophysical Survey of the Russian Academy of Sciences,,,Baikal and Transbaikal regions,10.7914/rbyn-tf86
BK,Berkeley Digital Seismograph Network,UC Berkeley,United States of America,http://seismo.berkeley.edu/bdsn/,United States of America,10.7932/BDSN
BL,Brazilian Lithospheric Seismic Project,"Universidade de Sao Paulo, USP",Brazil,,Brazil,
BM,BRGM seismometer Network,Bureau de Recherches Géologiques et Minières,France,,France,
BN,"UK-Net, Blacknest Array",Blacknest,United Kingdom,,United Kingdom,10.7914/nz1t-5w85
BO,Bosai-Ken Network,National Research Institute for Earth Science and Disaster Prevention,Japan,http://www.bosai.go.jp/,Japan,
BP,Berkeley Parkfield High Resolution Seismic Network,UC Berkeley,United States of America,http://seismo.berkeley.edu/bdsn/hrsn_overview.html,United States of America,10.7932/HRSN 
BQ,Bensberg Earthquake Network,University of Cologne,Germany,http://www.seismo.uni-koeln.de,Germany,10.7914/SN/BQ
BR,University of Brasilia Seismic Network,University of Brasilia,Brazil,,Brazil,
BS,National Seismic Network of Bulgaria,"National Institute of Geophysics, Geodesy and Geography - BAS",Bulgaria,,Bulgaria,10.7914/SN/BS
BT,Red Sismológica de la Sabana de Bogotá,Universidad Nacional de Colombia,Colombia,http://redsismobogota.unal.edu.co/,Colombia,
BU,Boise State University Seismic Network,Boise State University,United States of America,,United States of America,
BV,Bolivian Seismic Network,Observatorio San Calixto,Bolivia,http://www.osc.org.bo,Bolivia,10.7914/SN/BV
BW,BayernNetz,"Department of Earth and Environmental Sciences, Geophysical Observatory, University of Munchen",Germany,http://erdbeben-in-bayern.de,Germany,10.7914/SN/BW
BX,Botswana Seismological Network,Botswana Geoscience Institute,Botswana,,Botswana,10.7914/SN/BX
BY,Seismic Network of  Belarus,The Centre of Geophysical Monitoring of the National Academy of Sciences of Belarus,Belarus,,Belarus,10.7914/ysqd-pb20
BZ,ZIMBABWE SEISMIC NETWORK,"METEOROLOGICAL SERVICES DEPARTMENT,GOETZ OBSERVATORY",Zimbabwe,,Zimbabwe,10.7914/SN/BZ
C,Chilean National Seismic Network,"Universidad de Chile, Dept de Geofisica",Chile,,Chile,
C0,Colorado Geological Survey Seismic Network,Colorado Geological Survey,United States of America,,United States of America,10.7914/SN/C0
C1,Red Sismologica Nacional,Universidad de Chile,Chile,http://www.sismologia.cl/,Chile,10.7914/SN/C1
C2,Canadian National Geomagnetic Network,Natural Resources Canada,Canada,http://www.geomag.nrcan.gc.ca/obs/default-en.php,Canada,
C3,Central and East European Earthquake Research Network,Central and East European Earthquake Research Network,Austria,http://www.ce3rn.eu/,Austria,10.7914/SN/C3
C4,CERN Seismic Network,European Organization for Nuclear Research,Multiple Countries,,Multiple Countries,10.12686/sed/networks/c4
C5,University of Cambridge seismology,University of Cambridge Earth Sciences,United Kingdom,https://www.esc.cam.ac.uk/directory/keith-priestley/seismology,United Kingdom,10.7914/SN/C5
C7,Red Sísmica Canaria,Instituto Volcanológico de Canarias,Spain,,"Canary Islands, Spain",10.7914/SN/C7
C8,Canadian Seismic Research Network,Natural Resources Canada,Canada,http://www.earthquakescanada.nrcan.gc.ca/stndon/,Canada,
C9,Czech Microbarograph Network,Institute of Atmospheric Physics of the Czech Academy of Sciences,,,Czechia,10.7914/SN/C9
CA,Catalan Seismic Network,Institut Cartogràfic i Geològic de Catalunya,Spain,http://www.icgc.cat/xarxasismica,Catalonia,10.7914/SN/CA
CB,"China National Seismic Network, Data Management Centre of China National Seismic Network at Institute of Geophysics, CEA",Institute of Geophysics China Earthquake Administration,China,http://www.seisdmc.ac.cn,China,10.7914/SN/CB
CC,Cascade Chain Volcano Monitoring,Cascades Volcano Observatory,United States of America,http://volcanoes.usgs.gov/observatories/cvo/,United States of America,10.7914/SN/CC
CD,China Digital Seismograph Network,Albuquerque Seismological Laboratory/USGS,United States of America,,United States of America,10.7914/SN/CD
CE,California Strong Motion Instrumentation Program,California Geological Survey,United States of America,https://www.conservation.ca.gov/cgs/smip,United States of America,10.7914/b34q-bb70
CF,Red Acelerografica Nacional de la Comision Federal de Electricidad (CFE),Comision Federal de Electricidad,Mexico,,Mexico,
CG,Coso Microearthquake Network,Geothermal Program Office/US Navy,United States of America,,United States of America,
CH,Switzerland Seismological Network,Swiss Seismological Service,Switzerland,,Switzerland,10.12686/sed/networks/ch
CI,Southern California Seismic Network,California Institute of Technology and United States Geological Survey Pasadena,United States of America,http://www.scsn.org/,United States of America,10.7914/SN/CI
CJ,Community Seismic Network,California Institute of Technology,United States of America,http://csn.caltech.edu/,United States of America,10.7914/0fd9-xz75
CK,CAREMON Central Asian Cross-border network,"GEOFON Program (GFZ-Potsdam, Germany)",Germany,,Central Asia,
CL,Corinth Riff Laboratory,Institut de Sciences de l'Univers,France,,Greece,10.15778/RESIF.CL
CM,Red Sismológica Nacional de Colombia,Servicio Geológico Colombiano,Colombia,https://www.sgc.gov.co/,Colombia,10.7914/SN/CM
CN,Canadian National Seismograph Network,Natural Resources Canada,Canada,https://earthquakescanada.nrcan.gc.ca/stndon/CNSN-RNSC/index-en.php,Canada,10.7914/SN/CN
CO,South Carolina Seismic Network,University of South Carolina,United States of America,http://www.seis.sc.edu/projects/SCSN/,United States of America,10.7914/SN/CO
CP,CIVISA Seismo-Volcanic Monitoring Network-Azores Islands,Centro de Informação e Vigilância Sismovulcânica dos Açores/University of Azores,Portugal/Portugal,,Azores,
CQ,Cyprus Broadband Seismological Network,Geological Survey Department Cyprus,Cyprus,http://www.gsd-seismology.org.cy/,Cyprus,10.7914/SN/CQ
CR,Croatian Seismograph Network,University of Zagreb,Croatia,,Croatia,10.7914/SN/CR
CS,Caucusus Array,"Lamont Doherty Earth Observatory, Columbia University",United States of America,,Russian Federation,
CT,California Transect Network,UC Santa Cruz,United States of America,,United States of America,
CU,Caribbean Network,Albuquerque Seismological Laboratory/USGS,United States of America,,Caribbean region,10.7914/SN/CU
CV,"Vigil Network, Cape Verde Islands","Instituto Superior Tecnico, Universidade Tecnica de Lisboa",Portugal,,Portugal,
CW,Servicio Sismologico Nacional de Cuba,National Centre for Seismological Research,Cuba,http://www.cenais.cu,Cuba,10.7914/SN/CW
CX,Plate Boundary Observatory Network Northern Chile,"GEOFON Program (GFZ-Potsdam, Germany)",Germany,http://www.ipoc-network.org/index.php/data/cx-net.html,Germany,10.14470/PK615318
CY,Cayman Islands,Cayman Islands Government,Cayman Islands,,Cayman Islands,
CZ,Czech Regional Seismic Network,"Charles University in Prague/Institute of Geonics/Institute of Geophysics, Academy of Sciences of the Czech Republic/Institute of Physics of the Earth Masaryk University/Institute of Rock Structure and Mechanics",Czechia/Czechia/Czechia/Czechia/Czechia,https://www.ig.cas.cz/en/observatories/czech-regional-seismic-network/,Czech Republic,10.7914/SN/CZ
D,Algerian Near Field Tsunami Seismic Network,University of Sciences and Technology Houari Boumediene,Algeria,,Algeria,10.7914/xwmd-jz25
D0,Kamchatka Regional Seismic Network of the Russian Federation,Kamchatka Branch of the Geophysical Survey of the Russian Academy of Sciences,,,,10.7914/z247-7986
D1,IPE_EDU,Institute of Physics of the Earth Masaryk University,Czechia,http://www.ipe.muni.cz,Czechia,10.7914/SN/D1
DA,Dagestan Regional Seismic Network of the Russian Federation,Geophysical Survey of the Russian Academy of  Sciences,Russian Federation,,Russian Federation,10.7914/czmf-8e71
DC,CHIS Experimental Deployments Network,Natural Resources Canada,Canada,https://chis.nrcan.gc.ca/index-en.php,Canada,
DE,Nanometrics Research Network,Nanometrics Seismological Instruments,Canada,,Global,
DG,Dam Gallery,Kurichhu Hydropower Plant,Bhutan,,Bhutan,10.7914/SN/DG
DH,DOHAD,Research Association on Planateral Acitivities of Nature,Türkiye,,Türkiye,
DJ,Observatoire Géophysique d'Arta,Observatoire Géophysique d'Arta,Djibouti,https://www.oga.dj,Djibouti,10.7914/SN/DJ
DK,Danish Seismological Network,GEUS Geological Survey of Denmark and Greenland,Denmark,,Denmark,
DL,DLR/ESA LUNA Facility Seismic Network,German Aerospace Center,Germany,,Germany,10.7914/6bw0-a779
DM,Dominica Public Seismic Network,Public Seismic Network,Dominica,http://dpsninc.org/,Dominica,10.7914/SN/DM
DN,Dubai Seismological Network,Dubai Municipality,United Arab Emirates,http://www.seismo.geodesy.ae/,United Arab Emirates,
DO,Dense Oceanfloor Network System for Earthquakes & Tsunamis,Japan Marine Science and Technology Center,Japan,http://www.jamstec.go.jp/donet,Japan,
DR,Centro Nacional de Sismologia,National Seismological Centre,Nepal,https://sismologico.uasd.edu.do,Dominican Republic,10.7914/SN/DR
DS,CGS National broadband Seismic Network,National Earthquake Engineering Research Center,Algeria,,Algeria,10.7914/SN/DS
DT,Carnegie Analog Broadband Seismograph Network,Carnegie Institute of Washington / Science,United States of America,,Global,10.7914/SN/DT
DU,Seismological Association of Australia,Seismological Association of Australia Inc.,Australia,,Australia,10.7914/SN/DU
DW,Digital World-Wide Standardized Seismograph Network,Albuquerque Seismological Laboratory/USGS,United States of America,,Global,10.7914/SN/DW
DZ,REALSAS,"Research Center of Astronomy, Astrophysics & Geophysics",Algeria,,Algeria,
E,Rete ENEA,Agenzia Nazionale per le Nuove Technolgie,Italy,,Italy,
EA,IRIS Education and Research Network,IRIS HQ,United States of America,,United States of America,
EB,Ebre Observatory Regional Seismic Network,"Observatori de l'Ebre, Tarragona",Spain,https://www.obsebre.es/,Spain,10.7914/SN/EB
EC,Ecuador Seismic Network,Instituto Geofisico Escuela Politecnica Nacional,Ecuador,,Ecuador,
ED,Educational Seismological Network,GeoAzur,France,http://namazu.unice.fr/educational_networks/,France,
EE,Estonian Seismic Network,Geological Survey of Estonia,Estonia,,Estonia,
EF,Réseau Accélérométrique National,Electricity of France,France,,France,10.7914/SN/EF
EG,EUROSEISTEST Strong Motion Network,Aristotle University of Thessaloniki,Greece,http://euroseisdb.civil.auth.gr/,Greece,10.7914/SN/EG
EH,Ethiopian Seismic Network,Addis Ababa University,Ethiopia,,Ethiopia,10.7914/SN/EH
EI,Irish National Seismic Network,Dublin Institute for Advanced Studies,Ireland,http://www.insn.ie,Ireland,10.7914/SN/EI
EK,Red Vasca de Sismicidad,Ente Vasco de la Energia,Spain,,Spain,10.7914/SN/EK
EL,Enel Networks monitoring microsismic of Italian geothermal areas,Enel (Italy),Italy,,Italy,10.7914/rnjt-cn65
EM,Electromagnetic Studies of the Continents,"University of California, Riverside/University of Utah/University of Washington",United States of America/United States of America/United States of America,,Global,10.7914/SN/EM
EN,CalEnergy Subnetwork,"USGS Caltech,  Pasadena",United States of America,,United States of America,
EO,EON-ROSE,University of Calgary,Canada,http://ccarray.org/,Canada,10.7914/SN/EO
EP,UTEP Seismic Network,University of Texas at El Paso,United States of America,,United States of America,
EQ,Nevada Educational Seismic Network,University of Nevada Reno,United States of America,,United States of America,
ER,Mount Erebus Volcano Observatory Seismic Network,EarthScope Consortium,United States of America,http://erebus.nmt.edu/,Antartica,10.7914/bm06-aw19
ES,Spanish Digital Seismic Network,"Instituto Geografico Nacional, Spain",Spain,https://www.ign.es/web/ign/portal/sis-area-sismicidad,Spain,10.7914/SN/ES
ET,CERI Southern Appalachian Seismic Network,"University of Memphis, CERI",United States of America,http://www.ceri.memphis.edu/,United States of America,
EU,Generic European Strong Motion Network,,,,Europe,
EV,Collalto Seismic Network,Istituto Nazionale di Oceanografia e di Geofisica Sperimentale,Italy,http://rete-collalto.crs.inogs.it/,Italy,10.7914/SN/EV
EW,ShakeAlert - Earthquake Early Warning System,U.S. Geological Survey,United States of America,http://shakealert.org,California,
EX,EXTREMA Network,Istituto Nazionale di Geofisica e Vulcanologia,Italy,,Italy,
EY,Egyptian national  seismological network,National Research Institute of Astronomy and Geophysics,Egypt,http://195.43.11.66:9090/earthquakes,Egypt,10.7914/SN/EY
FA,UCLA Seismic Network,UC Los Angeles,United States of America,,United States of America,
FB,Seismic Network of Federation of Bosnia and Herzegovina,Federal Hydrometeorological Institute,Bosnia and Herzegovina,,Bosnia and Herzegovina,
FC,Generic African Strong Motion Network,,,,Africa,
FG,Fallon Microearthquake Network,Geothermal Program Office/US Navy,United States of America,,United States of America,
FI,Seismo-acoustic Network of the University of Florence,University of Florence,Italy,,Italy,
FM,Formosa Array,"Academia Sinica, Institute of Earth Sciences",Taiwan,,Taiwan,10.7914/SN/FM
FN,Northern Finland Seismological Network,Sodankyla Geophysical Observatory / University of Oulu,Finland,,Finland,
FO,French Associated Seismological Network ,French Seismologic and Geodetic Network ,France,http://seismology.resif.fr,France,
FP,French Polynesia Seismic Network,Laboratoire De Geophysique,French Polynesia,,French Polynesia,
FR,RESIF and other broad-band and accelerometric permanent networks in metropolitan France,Reseau sismologique et géodésique français,France,http://rlbp.resif.fr,France,10.15778/RESIF.FR
FS,CEA seismic network of south-eastern France,Commissariat a l`Energie Atomique (CEA France),France,,France,10.7914/fack-7r35
FV,Friuli and Veneto Short Period Network,Istituto Nazionale di Oceanografia e di Geofisica Sperimentale,Italy,http://oasis.crs.inogs.it/,Italy,10.7914/SN/FV
G,GEOSCOPE - French Global Network of Seismological Broadband Stations,Ecole et Observatoire des Sciences de la Terre/Institut de Physique du Globe de Paris/Observatoire Geoscope,France/France/France,http://geoscope.ipgp.fr,Global,10.18715/GEOSCOPE.G
G1,GEOTEM,GEOTEM,Mexico,,Mexico,
G2,GEOBEST Switzerland,Eidgendssisch Technische Hochschule - Swiss Seismological Service,Switzerland,http://www.geobest.ethz.ch,Switzerland,10.12686/SED/NETWORKS/G2
G3,"Servicio Sismologico IN3, UMG",Servicio Sismologico IN3,Guatemala,,"Guatemala, Centro America",10.7914/SN/G3
GA,GARNET Seismic Network,Geological Survey of Japan,Japan,,Japan,
GB,Great Britain Seismograph Network,British Geological Survey,United Kingdom,https://earthquakes.bgs.ac.uk/,United Kingdom,10.7914/av8j-nc83
GC,UCLA Geonet Network,UC Los Angeles,United States of America,http://lecs.cs.ucla.edu/wiki/index.php/GeoNet,United States of America,
GD,Global Positioning System (GPS) Displacement Measurements, None, ,,Global ,
GE,GEOFON,"GEOFON Program (GFZ-Potsdam, Germany)",Germany,http://geofon.gfz-potsdam.de/,Global,10.14470/TR560404
GF,Geophysical borehole Observatory at the North Anatolian Fault,Deutsches GeoForschungsZentrum GFZ,Germany,http://www.gonaf.de/,Turkey,
GG,Greenland Ice Sheet Monitoring Network,IRIS HQ,United States of America,http://glisn.info/,Greenland,10.7914/SN/GG
GH,Ghana Digital Seismic Network,Ghana Geological Survey,Ghana,,Ghana,10.7914/SN/GH
GI,Red Sismologica Nacional,"Instituto Nacional de Sismologia, Vulcanologia, Meteorologia e Hidrologia",Guatemala,,Guatemala,10.7914/SN/GI
GL,Guadeloupe Seismic and Volcano Observatory Network,Institut de Physique du Globe de Paris,France,http://www.ipgp.fr/ovsg,"Guadeloupe, Lesser Antilles, Caribbean",10.18715/guadeloupe.gl
GM,U.S. Geological Survey Networks,U.S. Geological Survey,United States of America,,United States of America,10.7914/SN/GM
GN,Garni Dense Array,USGS Menlo Park,United States of America,http://nsmp.wr.usgs.gov/geos/GARNI/garni.html,Armenia,
GO,National Seismic Network of Georgia,Ilia State University- Seismic Monitoring Centre of Georgia,Georgia,https://ies.iliauni.edu.ge/,Georgia,10.7914/1yx9-8844
GP,GPS Data Products for Solid Earth Science,California Institute of Technology,United States of America,,United States of America,
GQ,German Strong Earthquake Network,Federal Institute for Geosciences and Natural Resources,Germany,,Germany,
GR,German Regional Seismic Network,Federal Institute for Geosciences and Natural Resources,Germany,https://www.seismologie.bgr.de/doi/grsn,Germany,10.25928/mbx6-hr74
GS,US Geological Survey Networks,Albuquerque Seismological Laboratory/USGS,United States of America,,Global,10.7914/SN/GS
GT,Global Telemetered Seismograph Network (USAF/USGS),Albuquerque Seismological Laboratory/USGS,United States of America,,"South America, Africa and Antarctica ",10.7914/SN/GT
GU,Regional Seismic Network of North Western Italy,University of Genoa,Italy,http://www.distav.unige.it/rsni,Italy,10.7914/SN/GU
GV,Mobile RSNI,University of Genoa,Italy,https://distav.unige.it,Italy,10.7914/zqpn-a479
GX,GFZ Affiliated Stations,Deutsches GeoForschungsZentrum GFZ,Germany,,Global,
GY,"Geyokcha Array, Turkmenistan","University of California, San Diego",United States of America,,Turkmenistan,10.7914/SN/GY
GZ,ANKARA-NET,"Gazi University, Earthquake Engineering Implementation and Research Center",Türkiye,,Türkiye,
H2,Hawaii 2 Observatory,University of Hawaii,United States of America,http://www.soest.hawaii.edu/H2O/,United States of America,
HA,"Hellenic Seismological Network, University of Athens, Seismological Laboratory",University of Athens,Greece,http://dggsl.geol.uoa.gr/,Greece,10.7914/SN/HA
HC,Seismological Network of Crete,Technological Educational Institute of Crete,Greece,http://gaia.chania.teicrete.gr/uk/,"Crete and South Aegean, Greece",10.7914/SN/HC
HE,Finnish National Seismic Network,University of Helsinki,Finland,,Finland,10.14470/UR044600
HF,Swedish Seismic Array Network,Swedish Defence Research Agency,Sweden,http://snsn.geofys.uu.se/,Sweden,
HG,High-Gain Long-Period Network,Albuquerque Seismological Laboratory/USGS,United States of America,,Global ,10.7914/SN/HG
HI,ITSAK Strong Motion Network,Institute of Engineering Seimology Earthquake Engineering,Greece,,Greece,10.7914/SN/HI
HK,Hong Kong Seismograph Network,Hong Kong Observatory,China,http://www.hko.gov.hk/gts/equake/sp_seismo_network_intro_e.htm,China,
HL,National Observatory of Athens Seismic Network,"National Observatory of Athens, Institute of Geodynamics, Athens",Greece,http://bbnet.gein.noa.gr,Greece,10.7914/SN/HL
HM,GeoRisk Seismic Network, GeoRisk Earthquake Engineering,Hungary,http://www.foldrenges.hu,Hungary,10.7914/SN/HM
HN,Hungarian National Infrasound Network,Institute of Earth Physics and Space Science,Hungary,,Hungary,10.14470/UA114590
HP,"University of Patras, Seismological Laboratory",University of Patras,Greece,http://seismo.geology.upatras.gr/heliplots,Greece,10.7914/SN/HP
HR,Croatian Research Seismic Network,University of Zagreb,Croatia,,Croatia,
HS,Hessischer Erdbebendienst,"Hessian Agency for Nature Conservation, Environment and Geology",Germany,https://www.hlnug.de/themen/geologie/erdbeben,Germany,10.7914/SN/HS
HT,Aristotle University of Thessaloniki Seismological Network,Aristotle University of Thessaloniki,Greece,http://geophysics.geo.auth.gr/the_seisnet/WEBSITE_2005/station_index_en.html,Greece,10.7914/SN/HT
HU,Hungarian National Seismological Network,Institute of Earth Physics and Space Science,Hungary,http://www.seismology.hu/index.php/en/observatory/stations,Hungary,10.14470/UH028726
HV,Hawaiian Volcano Observatory Network,USGS Hawaiian Volcano Observatory,United States of America,http://hvo.wr.usgs.gov,United States of America,10.7914/SN/HV
HW,Hanford Washington Seismic Network,Pacific Northwest National Laboratory,United States of America,,United States of America,
HY,UEH Seismic Network,Université d'Etat d'Haiti,Haiti,,Haiti,10.7914/SN/HY
HZ,Hasting Micro-Seismic Consulting,Private Consulting Service,United States of America,http://hmscinc.net,United States of America,10.7914/kha2-md06
I0,The Scientific Induced Seismicity Monitoring Network,Alberta Geological Survey,Canada,,"Alberta, Canada",
I1,Iranian Strong Motion Network,"Road, Housing & Urban Development Research Center",Iran,http://ismn.bhrc.ac.ir/en,Iran,10.7914/SN/I1
I2,Iranian National Broadband Seismic Network,International Institute of Earthquake Engineering and Seismology,Iran,,Iran,
IA,InaTEWS Indonesia Tsunami Early Warning System,Yogyakarta State University,Indonesia,,Indonesia,
IB,IberArray,"Institute Earth Sciences ""Jaume Almera""",Spain,http://iberarray.ictja.csic.es/,Spain,10.7914/SN/IB
IC,New China Digital Seismograph Network,Albuquerque Seismological Laboratory/USGS,United States of America,,China,10.7914/SN/IC
ID,Project IDA VLP Seismometer  Network - UCSD/SIO/IGPP,Scripps Institution of Oceanography,United States of America,http://ida.ucsd.edu/,Global,10.7914/SN/ID
IE,INL Seismic Monitoring Program,Idaho National Laboratory,United States of America,,United States of America,10.7914/SN/IE
IF,IFMS Seismic Network,IFMS,Brazil,,Brazil,10.7914/SN/IF
IG,Southern Spain Broadband Seismic Network,"Instituto Andaluz de Geofisica, Granada University",Spain,,Spain,
IH,Red Sismica Dominicana del INDRHI,Instituto Nacional de Recursos Hidraulicos,Dominican Republic,,Dominican Republic,
II,Global Seismograph Network - IRIS/IDA,Scripps Institution of Oceanography,United States of America,http://ida.ucsd.edu/,Global,10.7914/SN/II
IJ,Istanbul University Seismic Network,"Kandilli Observatory And Earthquake Research Institute, Boğaziçi University",Türkiye,,Türkiye,10.7914/SN/IJ
IK,IISERK Seismic Network,Indian Institute of Science Education and Research Kolkata,India,https://www.iiserkol.ac.in/~seismological_observatory/,India,10.7914/SN/IK
IL,Iranian Long Period Array,"Institute of Geophysics, University of Tehran, Iranian Seis Center",Iran,,Iran,
IM,International Miscellaneous Stations,Various Institutions,Multiple Countries,,Global,10.7914/vefq-vh75
IN,National Seismic Network of India,India Meteorological Department,India,,India,
IO,International OGS Network,Istituto Nazionale di Oceanografia e di Geofisica Sperimentale,Italy,http://www.inogs.it/asain/evn,Global,10.7914/SN/IO
IP,Instituto Superior Tecnico Broadband Seismic Network,"Instituto Superior Tecnico, Universidade Tecnica de Lisboa",Portugal,,Portugal,
IQ,Inquique Local Network,University of Kiel,Germany,http://www.ipoc-network.org/index.php/observatory/seismology/iquique-local-network.html,Chile,10.14470/VD070092
IR,International Registry,International Seismological Centre,United Kingdom,,United Kingdom,
IS,Israel National Seismic Network,Geophysical Institute of Israel,Israel,,Israel,
IT,Italian Strong Motion Network,Presidency of Counsil of Ministers - Civil Protection Department ,Italy,http://ran.protezionecivile.it/IT/index.php,Italy,10.7914/SN/IT
IU,Global Seismograph Network (GSN - IRIS/USGS),Albuquerque Seismological Laboratory/USGS,United States of America,http://earthquake.usgs.gov/monitoring/gsn/,Global,10.7914/SN/IU
IV,Italian National Seismic Network,Istituto Nazionale di Geofisica e Vulcanologia,Italy,,Italy,10.13127/SD/X0FXnH7QfY
IW,Intermountain West Seismic Network,Albuquerque Seismological Laboratory/USGS,United States of America,http://earthquake.usgs.gov/monitoring/anss/regions/imw/,United States of America,10.7914/SN/IW
IX,Irpinia Seismic Network,,,http://isnet.fisica.unina.it/,,
IY,Rete Sismica Unical,"Universita Della Calabria, Italy",Italy,,Italy,10.7914/SN/IY
IZ,Italian Experimental Seismic Network,Other,,http://www.iesn.org/,,
JA,Red Sísmica y Acelerométrica de Jalisco,Universidad De Guadalajara,Mexico,,Mexico,
JI,Jorhat India Seismic Network,"North East Institute of Science and Technology, Jorhat",India,,India,
JM,Jamaica Seismograph Network,University of the West Indies - Mona,Jamaica,http://www.mona.uwi.edu/earthquake/jamseisnet.htm,Jamaica,
JP,Japan Meteorological Agency Seismic Network,Japan Meteorological Agency,Japan,http://www.jma.go.jp/en/quake/,Japan,
JS,Jordan Seismic Network,Jordan Seismo Obs & Geo Studies / Natural Resources Authority,Jordan,,Jordan,
K0,Kola Regional Seismic Network of the Russian Federation,Kola Branch of the Geophysical Survey of the Russian Academy of Sciences,,,Euro-Arctic region,10.7914/sny7-cs02
K5,Bhutan Seismic Network,"Department of Geology & Mines, MoEA",Bhutan,,Bhutan,10.7914/SN/K5
KA,Karthala Volcano Monitoring Network,Institut de Physique du Globe de Paris,France,,Comoros,
KB,Karlsruhe BroadBand Array,Karlsruhe Institute of Technology,Germany,http://www.gpi.kit.edu/english/KABBA.php,Global,
KC,Central Asian Seismic Network of CAIAG,Central Asian Institute for Applied Geosciences,Kyrgyzstan,http://www.caiag.kg,Central Asia,10.7914/SN/KC
KD,Decentralized onsite earthquake early warning network Bishkek (Kyrgyzstan),Central Asian Institute for Applied Geosciences,Kyrgyzstan,,Kyrgyzstan,10.14470/XQ297301
KE,"Univerity of Nairobi, Kenya",University of Nairobi,Kenya,,Kenya,10.7914/SN/KE
KF,ARGONET,Atomic Energy and Alternative Energies Commission/Institute of Engineering Seimology Earthquake Engineering/Ionian University/University of Patras,France/Greece/Greece/Greece,https://argonet-kefalonia.org/,Greece,10.7914/3my7-3148
KG,Korean Seismic Network - KIGAM,"Korean Institute of Geology, Mining and Materials","Korea, South",,"Korea, South",
KI,Kandilli Observatory Strong Motion Network,"Kandilli Observatory And Earthquake Research Institute, Boğaziçi University",Türkiye,,Türkiye,
KK,Ọbáfémi Awólówò University Digital Seismograph Network,"Geology Department, Ọbáfémi Awólówò University, Ilé-Ifè, Osun State, Nigeria",Nigeria,,Nigeria,
KL,Karmadon Parametric Range,Geophysical Institute of Vladikavkaz Scientific Centre of the Russian Academy of Sciences,Russian Federation,https://cgiras.ru/ru/research/karmadon,Russian Federation,10.7914/SN/KL
KM,Kansas Seismic Monitoring Network,Kansas Geological Survey,United States of America,,United States of America,
KN,Kyrgyz Seismic Telemetry Network,"Kyrgyz Institute of Seismology, IVTAN/KIS /University of California, San Diego",Kyrgyzstan/United States of America,,Kyrgyzstan,10.7914/SN/KN
KO,Kandilli Observatory And Earthquake Research Institute (KOERI),"Kandilli Observatory And Earthquake Research Institute, Boğaziçi University",Türkiye,http://bdtim.koeri.boun.edu.tr/,Türkiye,10.7914/SN/KO
KP,Korea Polar Observation Network,Korea Polar Research Institute,"Korea, South",https://www.kopri.re.kr/egg/,Greenland,10.7914/SN/KP
KQ,Kiel University Earthquake Monitoring,Christian Albrechts - Universitat zu Kiel,Germany,https://www.seismologie.ifg.uni-kiel.de,Northern Germany,10.7914/SN/KQ
KR,Kyrgyz Digital Network,"Kyrgyz Institute of Seismology, KIS ",Kyrgyzstan,http://www.seismo.kg,Kyrgyzstan,10.7914/SN/KR
KS,Korea National Seismography Network (KNSN-KMA),"Korea Meteorological Administration, Seoul","Korea, South",,"Korea, South",
KT,KROTONE SEISMIC NETWORK,Eni spa,Italy,,Italy,10.7914/SN/KT
KU,King Saud University Network,King Saud University,Saudi Arabia,,Saudi Arabia,
KV,Kivu Seismological Network,European Center for Geodynamics and Sesimology,Luxembourg,,"Congo, Democratic Republic of the",10.14470/XI058335
KW,Kuwait National Seismic Network,Kuwait Institute for Scienctific Research,Kuwait,,Kuwait,
KX,Kinemetrics Experimental Network,Kinemetrics,United States of America,,"Aliso Canyon Vault, Acton, CA",10.7914/SN/KX
KY,Kentucky Seismic and Strong Motion Network,Kentucky Geological Survey/Univ. of Kentucky,United States of America,http://www.uky.edu/KGS/geologichazards/equake3.htm,United States of America,10.7914/SN/KY
KZ,Kazakhstan Network,Institute of Geophysical Research,Kazakhstan,,Kazakhstan,10.7914/SN/KZ
LA,Los Angeles Basin Seismic Network,University of Southern California,United States of America,,United States of America,
LB,Leo Brady Network,Sandia National Laboratories,United States of America,,United States of America,
LC,LSC (Laboratorio Subterraneo Canfranc),Laboratorio Subterraneo de Canfranc,Spain,,Spain,10.7914/SN/LC
LD,Lamont-Doherty Cooperative Seismographic Network,"Lamont Doherty Earth Observatory, Columbia University",United States of America,http://www.ldeo.columbia.edu/LCSN/,United States of America,10.7914/SN/LD
LE,Erdbebendienst Südwest,"Landeserdbebendienst Baden-Württemberg, Landesamt für Geologie, Rohstoffe und Bergbau, Regierungspräsidium Freiburg/Landeserdbebendienst Rheinland-Pfalz, Landesamt für Geologie und Bergbau",Germany/Germany,http://www.erdbebendienst-suedwest.de,Germany,10.7914/SN/LE
LG,"OSSERVATORIO SISMICO ""LUIGI PALMIERI""",osservatorio sismico  luigi palmieri,Italy,http://win.nprotezionecivile.it/quake/quake.html,Italy,10.7914/SN/LG
LH,Large High-Performance Outdoor Shake Table,UC San Diego,United States of America,https://se.ucsd.edu/facilities/englekirk-structural-engineering-center,United States of America,10.7914/t5cn-4809
LI,Laser Interferometer Gravitational-Wave Experiment,California Institute of Technology,United States of America,http://www.ligo.caltech.edu/,United States of America,10.7914/SN/LI
LK,Lunitek Seismic Network,Lunitek srl,Italy,,Italy,10.7914/SN/LK
LL,LLNL NTS Network,Lawrence Livermore National Laboratory,United States of America,,United States of America,
LM,Michigan State University Seismic Network,Michigan State University,United States of America,,United States of America,10.7914/SN/LM
LN,Los Alamos Seismic Network (LASN),Los Alamos National Laboratory,United States of America,http://www.ees.lanl.gov/ees11/geophysics/lasn/lasn.shtml,United States of America,
LO,Observatorio Sismológico Politécnico Loyola,Instituto Politecnico Loyola,Dominican Republic,http://ospl.ipl.edu.do,Dominican Republic,10.7914/SN/LO
LP,"La Paz, Baja California Sur, Seismic Network",Center for Scientific Research & Higher Education,Mexico,http://sismosbcs.cicese.mx,Mexico,10.7914/SN/LP
LQ,Niedersächsischer Erdbebendienst (NED),"Landesamt für Bergbau, Energie und Geologie",Germany,https://www.lbeg.niedersachsen.de/erdbebendienst,Germany,
LR,Geophysical Research Arrays of Lebanon,Geophysical Research Centre,Lebanon,,Lebanon,10.7914/SN/LR
LS,Large Aperture Seismic Array (LASA), None, ,, ,
LT,Timor Leste Seismic Network,Other,,http://ipg.tl,Timor-Leste,10.7914/SN/LT
LU,Luxembourg Seismic Network,European Center for Geodynamics and Sesimology,Luxembourg,,Luxembourg,
LV,Seismic Data in North West of UK,Liverpool University,United Kingdom,,United Kingdom,10.7914/SN/LV
LX,Instituto Dom Luiz (IDL) - Faculdade de Ciencias Universidade de Lisboa,Instituto Dom Luiz - Faculdade de Ciências da Universidade de Lisboa,Portugal,https://idl.ciencias.ulisboa.pt/seismology-lab,Portugal,10.7914/SN/LX
LZ,Zambia Seismic Network,Geological Survey Department of Zambia,Zambia,http://www.mewd.gov.zm,Zambia,10.7914/SN/LZ
M,Generic American Strong Motion Network,Istituto Nazionale di Geofisica e Vulcanologia,Italy,,Italy,
M0,Magadan  Regional Seismic Network of the Russian Federation,Magadan  Branch of the Geophysical Survey of the Russian Academy of Sciences,,,northeastern part of Russia and Chukotka,10.7914/tjtb-hc18
M1,MOravia NETwork,Institute of Physics of the Earth Masaryk University,Czechia,http://www.ipe.muni.cz/newweb/english/monet_en/monet_en.php,NE Czech Republic,10.14470/Z6115722
M2,Podere Maiar,Po Valley Operations,Italy,,Italy,10.7914/729j-nj66
M8,Australian Semi-Permanent Support Network,Australian National University,Australia,,Australia,10.7914/6e8t-6g37
MA,Macedonian Seismological Network,Macedonia Seismological Observatory,Macedonia,,Macedonia,
MB,Montana Regional Seismic Network,Montana Bureau of Mines and Geology/Montana Tech,United States of America,https://www.mbmg.mtech.edu/research/equake/studies.asp,United States of America,10.7914/SN/MB
MC,Montserrat CALIPSO Borehole Network,University of Texas-Arlington,United States of America,http://www.uta.edu/faculty/mattioli/research/CALIPSO/Intro.html,Montserrat,
MD,Moldova Digital Seismic Network,Geological and Seismological Institute of Moldova,Moldova,http://igs.asm.md/,Moldova,10.7914/SN/MD
ME,Montenegrin Seismic Network,"Sector for Seismology, Institute of Hydrometeorology and Seismology of Montenegro",Montenegro,http://www.seismo.co.me/Seismic_network.htm,Montenegro,10.7914/SN/ME
MF,Laboratorio de Ingeniería Sísmica,Universidad de Costa Rica,Costa Rica,http://www.lis.ucr.ac.cr,Costa Rica,10.7914/SN/MF
MG,"Permanent Seismic Network of Queretaro State, Mexico","Centro de Geociencias, UNAM",Mexico,https://tellus.geociencias.unam.mx/index.php/grupo-sismologia,Mexico,10.7914/SN/MG
MH,Mobile Earthquake Recording in Marine Areas by Independent Divers,Princeton University,United States of America,,Global,10.7914/SN/MH
MI,USGS Northern Mariana Islands Network,USGS Alaska Anchorage,United States of America,http://volcanoes.usgs.gov/nmi/,Northern Mariana Islands,10.7914/SN/MI
MJ,Mongolian National Network,Institute of Astronomy and Geophysics of Mongolian Academy of Science,Mongolia,,Mongolia,10.7914/zwth-cw07
MK,Seismological network of the Republic of North Macedonia,"Seismological Observatory at the Faculty of Natural Sciences and Mathematics, Ss. Cyril and Methodius University, Skopje, Republic of Macedonia",Macedonia,,Macedonia,10.7914/v6tz-xh04
ML,Malta Seismic Network,University of Malta,Malta,http://seismic.research.um.edu.mt,Malta,10.7914/SN/ML
MM,Myanmar National Seismic Network,Department of Meteorology and Hydrology - National Earthquake Data Center,Myanmar,http://www.dmh.gov.mm/,Myanmar,10.7914/SN/MM
MN,Mediterranean Very Broadband Seismographic Network,Istituto Nazionale di Geofisica e Vulcanologia,Italy,http://mednet.rm.ingv.it/,Mediterrean Sea region,10.13127/SD/fBBBtDtd6q
MO,Morocco Seismic Network,"Institut National de Géophysique, Rabat",Morocco,,Morocco,
MP,Iraqi Seismic Observatory,Seismological Laboratory of University of Basrah,Iraq,,Iraq,10.7914/SN/MP
MQ,Martinique Seismic and Volcano Observatory Network,Institut de Physique du Globe de Paris,France,http://www.ipgp.fr/fr/ovsm,Martinique,10.18715/martinique.mq
MR,Mauritius Seismic Network,Mauritius Meteorological Services,Mauritius,,Mauritius,
MS,Singapore Seismological Network,Meteorological Service of Singapore,Singapore,,Singapore,
MT,French Landslide Observatory / OMIV: Permanent seismological records on unstable slopes,Ecole et Observatoire des Sciences de la Terre,France,http://www.ano-omiv.cnrs.fr/,France,10.15778/RESIF.MT
MU,Miami University Seismic Network,"Miami University, Ohio",United States of America,,United States of America,
MV,Montserrat Volcano Observatory,"University of the West Indies, Seismic Research Centre",Trinidad and Tobago,,Trinidad and Tobago,
MW,Malawi National Seismic Network,Geological Survey Department of Malawi,Malawi,,Eastern Region,10.7914/SN/MW
MX,Mexican National Seismic Network,Universidad Nacional Autónoma de México,Mexico,,Mexico,10.21766/SSNMX/SN/MX
MY,Malaysian National Seismic Network,"Malaysian Meteorological Service, Ministry of Science, Tech and Innovation",Malaysia,,Malaysia,
MZ,National Seismic Network of Mozambique,Instituto Nacional de Minas,Mozambique,,Mozambique,10.7914/zd74-x973
N0,North Osetia Regional Seismic Network of the Russian Federation,North Osetia Branch of the Geophysical Survey of the Russian Academy of Sciences,Russian Federation,,Russian Federation,10.7914/kmx2-4r56
N1,NGSA Seismic Network,Nigerian Geological Survey Agency/University of Abuja,Nigeria/Nigeria,https://ngsa.gov.ng/,Nigeria,10.7914/SN/N1
N4,Central and Eastern US Network,Albuquerque Seismological Laboratory/USGS,United States of America,https://earthquake.usgs.gov/monitoring/operations/network.php?virtual_network=ANSS,United States of America,10.7914/SN/N4
N9,N9 - Svalbard Glaciers Surge Monitoring,University of Oslo,Norway,,Svalbard and Jan Mayen,10.7914/g6dz-5a09
NA,Caribbean Netherlands Seismic Network,Royal Netherlands Meteorological Institute ,Netherlands,http://rdsa.knmi.nl/network/NA/,Caribbean Netherlands,10.21944/dffa7a3f-7e3a-3b33-a436-516a01b6af3f
NB,Northeastern Brazil UFRN,Universidade Federal do Rio Grande do Norte,Brazil,http://www.sistemas.ufrn.br/,Brazil,
NC,USGS Northern California Seismic Network,USGS Menlo Park,United States of America,http://www.ncedc.org/ncsn/,United States of America,10.7914/SN/NC
ND,New CaleDonia Broadband Seismic Network,"Centre IRD de Noumea, Nouvelle-Caledonie",New Caledonia,http://www.seisme.nc,New Caledonia,10.7914/SN/ND
NE,New England Seismic Network,Albuquerque Seismological Laboratory/USGS,United States of America,http://aki.bc.edu/nesn.htm,North East United States,10.7914/SN/NE
NF,North Fork Valley Seismic Network,National Institute for Occupational and Health,United States of America,,United States of America,
NG,Reserved for Papua New Guinea Seismic Network,,,,,
NH,Geological Survey of North Rhine - Westphalia,Geological Survey of North Rhine - Westphalia,Germany,http://www.gd.nrw.de/gg_le.htm,Germany,
NI,North-East Italy Broadband Network,"Istituto Nazionale di Oceanografia e di Geofisica Sperimentale, University of Trieste",Italy,,Italy,10.7914/SN/NI
NJ,Nigerian National Network of Seismographi Stations (NNNSS),Centre for Geodesy and Geodynamics,Nigeria,,Nigeria,10.7914/SN/NJ
NK,Nepal Kathmandu,National Seismological Centre,Nepal,,Nepal,10.7914/SN/NK
NL,Netherlands Seismic and Acoustic Network,Royal Netherlands Meteorological Institute ,Netherlands,http://rdsa.knmi.nl/network/NL/,Netherlands,10.21944/e970fd34-23b9-3411-b366-e4f72877d2c5
NM,Cooperative New Madrid Seismic Network,CERI - University of Memphis,,https://www.memphis.edu/ceri/about/index.php,,
NN,Nevada Seismic Network,University of Nevada Reno,United States of America,http://www.seismo.unr.edu,United States of America,10.7914/SN/NN
NO,NORSAR Station Network,NORSAR,Norway,,Norway,10.21348/d.no.0001
NP,United States National Strong-Motion Network,U.S. Geological Survey,United States of America,http://earthquake.usgs.gov/monitoring/nsmp/,United States of America,10.7914/SN/NP
NQ,NetQuakes,U.S. Geological Survey,United States of America,http://earthquake.usgs.gov/monitoring/netquakes/,United States of America,10.7914/SN/NQ
NR,NARS,Utrecht University,Netherlands,http://www.geo.uu.nl/Research/Seismology/nars.html,Multiple Countries,10.7914/SN/NR
NS,University of Bergen Seismic Network,University of Bergen,Norway,http://www.skjelv.no,Norway,10.7914/SN/NS
NT,USGS Geomagnetism Program,U.S. Geological Survey,United States of America,https://geomag.usgs.gov/,United States of America,10.7914/SN/NT
NU,Nicaraguan Seismic Network,Instituto Nicaraguense de Estudios Territoriales,Nicaragua,http://webserver2.ineter.gob.ni/sis/monitor.html,Nicaragua,10.7914/SN/NU
NV,NEPTUNE,Ocean Networks Canada,Canada,http://oceannetworks.ca/,Canada,10.7914/SN/NV
NW,Northwestern University Seismic Network,Northwestern University,United States of America,http://www.earth.northwestern.edu/,United States of America,
NX,Nanometrics Research Network,Nanometrics Seismological Instruments,Canada,,Canada,10.7914/SN/NX
NY,Yukon-Northwest Seismic Network,University of Ottawa,Canada,,Canada,10.7914/SN/NY
NZ,New Zealand National Seismograph Network,Institute of Geological & Nuclear Sciences Ltd,New Zealand,https://www.geonet.org.nz/about,New Zealand,10.21420/G19Y-9D40
O1,The NWMO Seismic Network,Nanometrics Seismological Instruments,Canada,,Canada,
O2,Oklahoma Consolidated Temporary Seismic Networks,Oklahoma Geological Survey,United States of America,http://www.ou.edu/content/ogs/research/earthquakes/seismicstations.html,United States of America,10.7914/SN/O2
OA,AusArray Transportable Array,Geoscience Australia,Australia,,Australia,
OB,"Osservatorio Sismico ""A. Bina""","Osservatorio Sismico ""A. Bina"", Perugia",Italy,,Italy,
OC,Observatorio Sismológico CIGEOBIO CONICET,CONICET,Argentina,http://sismo.conicet.gov.ar,Argentina,
OE,Austrian Seismic Network,ZAMG - Zentralanstalt für Meterologie und Geodynamik,Austria,https://www.zamg.ac.at/cms/en/geophysics/seismic-network-of-austria,Austria,10.7914/SN/OE
OF,European Multidisciplinary Seafloor and Water Column Observatory - France,CNRS,France,,France,
OG,Sismalp,"Observatoire de Grenoble, Grenoble",France,,France,
OH,Ohio Seismic Network,Ohio Geological Survey,United States of America,http://geosurvey.ohiodnr.gov/earthquakes-ohioseis/ohioseis-home,Ohio,10.7914/SN/OH
OI,Oceania International,USGS,,,Oceania,10.7914/2jer-f064
OK,Oklahoma Seismic Network,Oklahoma Geological Survey,United States of America,http://www.ou.edu/content/ogs/research/earthquakes/seismicstations.html,United States of America,10.7914/SN/OK
OL,Cornegliano Laudense Seismic Network,Istituto Nazionale di Oceanografia e di Geofisica Sperimentale,Italy,,Italy,10.7914/SN/OL
OM,Earthquake Monitoring Program of Oman,Sultan Qaboos University,Oman,http://www.squ.edu.om/emc,Oman,
ON,Rede Sismográfica do Sul e do Sudeste,"Observatório Nacional, Rio de Janeiro, RJ",Brazil,http://www.rsis1.on.br/,Brazil,10.7914/SN/ON
OO,Ocean Observatories Initiative,Rutgers University,United States of America,http://www.oceanobservatories.org/,Juan de Fuca Plate,10.7914/SN/OO
OQ,Oklahoma Structural and Site Effects Network,Oklahoma State University,United States of America,,United States of America,10.7914/SN/OQ
OR,OR - Reykjavik Energy,Reykjavík Energy,Iceland,,Iceland,10.7914/SN/OR
OS,"Seismological Observatory, Brasilia Brazil",University of Brasilia,Brazil,http://www.obsis.unb.br/,Brazil,
OT,OTRIONS,"University of Bari ""Aldo Moro""",Italy,http://www.otrions.uniba.it,Italy,10.7914/SN/OT
OU,Ulaanbaatar seismic network,Institute of Astronomy and Geophysics of Mongolian Academy of Science,Mongolia,https://iag.mn,Mongolia,10.7914/6330-qb38
OV,Observatorio Vulcanológico y Sismológico de Costa Rica,"Obsercatorio Vulcanológico y Sismológico de Costa Rica, Universidad Nacional",Costa Rica,http://www.ovsicori.una.ac.cr/,Costa Rica,10.7914/SN/OV
OW,Ocean Networks Canada Onshore Network,Ocean Networks Canada,Canada,http://oceannetworks.ca/,Canada,10.7914/SN/OW
OX,North-East Italy Seismic Network,Istituto Nazionale di Oceanografia e di Geofisica Sperimentale,Italy,http://rts.crs.inogs.it/,Italy,10.7914/SN/OX
OY,OGS Mobile LAB,Istituto Nazionale di Oceanografia e di Geofisica Sperimentale,Italy,http://rts.crs.inogs.it/,Italy,10.7914/SN/OY
OZ,SRC eqServer,Seismology Research Centre,Australia,,Australia,
P1,Porto Corsini,Eni spa,Italy,,Italy,10.7914/SN/P1
PA,ChiriNet,Red Sismica Volcan Baru,Panama,http://redsismicabaru.com/,Panama,10.7914/SN/PA
PB,Plate Boundary Observatory Borehole Seismic Network,UNAVCO,United States of America,,United States of America,
PC,Panama Canal Network,Autoridad del Canal de Panama (Panama Canal Authority),Panama,,Panama,
PD,Polish Seismic Monitoring Network,"Polish Academy of Sciences, Polskiej Akademii Nauk",Poland,http://www.igf.edu.pl/en/monitoring_geofizyczny/monitoring_sejsmiczny_polski,Poland,
PE,Pennsylvania State Seismic Network,Penn State University,United States of America,http://eqseis.geosc.psu.edu/,United States of America,10.7914/SN/PE
PF,Piton de la Fournaise Volcano Observatory Network (Reunion Island),Institut de Physique du Globe de Paris,France,http://www.ipgp.fr/ovpf,Réunion,10.18715/reunion.PF
PG,"Central Coast Seismic Network, PG&E",Pacific Gas and Electric,United States of America,http://ncedc.org/pge/,United States of America,
PH,Puna Geothermal Network,Duke University,United States of America,,United States of America,
PI,PASSCAL Pier Test Data,IRIS/PASSCAL,,,,
PK,Micro Seismic Monitoring System of Northern Areas of Pakistan,"Institute of Geology and Geophysics, CAS",China,,China,
PL,Polish Seismological Network,"Polish Academy of Sciences, Polskiej Akademii Nauk",Poland,http://www.igf.edu.pl/pl/zaklady_naukowe/sejsmologii_i_fizyki_wnetrza_ziemi/stacje_i_obserwatoria_sejsmologiczne,Poland,
PM,Portuguese National Seismic Network,"Instituto Português do Mar e da Atmosfera, I.P.",Portugal,http://www.meteo.pt/en/sismologia/redes/,Portugal,10.7914/SN/PM
PN,PEPP-Indiana,Indiana University Bloomington,United States of America,http://www.indiana.edu/~pepp/,United States of America,
PO,Portable Observatories for Lithospheric Analysis and Research Investigating Seismicity,Geological Survey of Canada,Canada,http://www.polarisnet.ca/network/polaris-network-locations.html,Canada,
PP,Princeton Earth Physics Program,Princeton University,United States of America,,United States of America,
PQ,Public Safety Geoscience Program Canadian Research Network,Geological Survey of Canada,Canada,,Canada,10.7914/SN/PQ
PR,Puerto Rico Seismic Network & Puerto Rico Strong Motion Program,University of Puerto Rico,United States of America,http://redsismica.uprm.edu/,Puerto Rico and the Virgin Islands,10.7914/SN/PR
PS,Pacific21,"University of Tokyo, Earthquake Research Institute",Japan,,Japan,
PT,Pacific Tsunami Warning Seismic System,Pacific Tsunami Warning Center,United States of America,,United States of America,10.7914/SN/PT
PU,INGEMMET,"Instituto Geologico Minero Y Metalurgico, Lima",Peru,,Peru,
PV,Philippine Seismic Network,Philippine Institution of Volcanology and Seismology,Philippines,,Philippines,
PW,Pacific Northwest Geodetic Array,Central Washington University,United States of America,http://www.panga.cwu.edu/,United States of America,10.7914/SN/PW
PX,Parkfield Experiment Array,Duke University,United States of America,,United States of America,
PY,Piñon Flats Observatory Array,"University of California, San Diego",United States of America,http://eqinfo.ucsd.edu,United States of America,10.7914/SN/PY
PZ,Prince Islands Real-time Earthquake monitoring System,"GFZ Potsdam, BU-Kandilli",Multiple Countries,,Turkey,10.7914/SN/PZ
QA,Qatar Seismic Network,Qatar Civil Aviation Authority,Qatar,http://www.caa.gov.qa/en/meteorology,Qatar,
QC,Quake Catcher Network,Stanford University,United States of America,http://qcn.stanford.edu/,United States of America,
QE,Equinor,Equinor,Norway,,Norway,10.7914/SN/QE
QM,Comoros Archipelago Seismic and Volcano Network,Institut de Physique du Globe de Paris,France,http://www.ipgp.fr/revosima,Comoros,10.18715/MAYOTTE.QM
QW,Canadian National Earthquake Early Warning System,Natural Resources Canada,Canada,https://earthquakescanada.ca,Canada,10.7914/SN/QW
QX,Canadian National Earthquake Early Warning System - Extended Partners,Natural Resources Canada,Canada,https://earthquakescanada.nrcan.gc.ca,Canada,10.7914/SN/QX
QZ,Seismic network of the Seismological Experience and Methodology Expedition CS MES RK,LTD Seismological Experience and Methodology Expedition of the Committee of Science of the Ministry of Education and Science of the Republic of Kazakhstan,Kazakhstan,http://some.kz,Kazakhstan,10.7914/SN/QZ
R1,Romanian Infrasound Network,National Institute for Earth Physics,Romania,https://www.erris.gov.ro/Seismo-acoustic-network,Bucuresti,10.7914/SN/R1
RA,Réseau Accélérométrique Permanent (French Accelerometrique Network),Reseau sismologique et géodésique français,France,http://rap.resif.fr/?lang=en,France,10.15778/RESIF.RA
RB,Red Sísmica de Banda Ancha,Centro de Investigación Científica y de Educación Superior de Ensenada,Mexico,http://sismologia.cicese.mx/Redes/Resban.html,Mexico,
RC,BYU-Idaho Network,Brigham Young Univ-Idaho,United States of America,,United States of America,10.7914/SN/RC
RD,CEA/DASE Seismic Network,Departement d'Analyse et Surveillance de l'Environnement du CEA,French Polynesia,http://www-dase.cea.fr/public/dossiers_thematiques/alerte_aux_forts_seismes/description_en.html,French Polynesia,10.15778/RESIF.RD
RE,US Bureau of Reclamation Seismic Networks,U.S. State Department,United States of America,,United States of America,
RF,Friuli Venezia Giulia Accelerometric Network,University of Trieste,Italy,http://rtweb.units.it/,Italy,10.7914/SN/RF
RG,Upper-Rhine Graben Geothermal Network,ES-Géothermie,France,,France,10.7914/SN/RG
RI,National Seismic Network of Argentina,Instituto Nacional de Prevencion Sismica,Argentina,http://www.inpres.gob.ar,Argentina,10.7914/j77s-wb89
RJ,Rede Sísmica e Geomagnética do Rio de Janeiro,"Observatório Nacional, Rio de Janeiro, RJ",Brazil,,Brazil,
RK,NASA READI Kinematic GPS,Central Washington University,United States of America,http://www.geodesy.cwu.edu,United States of America,10.7914/SN/RK
RL,RESEAU GEOPHYSIQUE DE LAMTO,STATION GEOPHYSIQUE DE LAMTO,Côte d'Ivoire,,Côte d'Ivoire,10.7914/yt19-dh17
RM,Regional Integrated Multi-Hazard Early Warning System,Regional Integrated Multi-Hazard Early Warning System,Thailand,http://www.rimes.int/,Asia,10.7914/SN/RM
RN,RuhrNet - Seismic Network of the Ruhr-University Bochum,Ruhr Universitaet Bochum,Germany,http://www.gmg.ruhr-uni-bochum.de/geophysik/seismology/research/,Germany,10.7914/SN/RN
RO,Romanian Seismic Network,National Institute for Earth Physics,Romania,http://www.infp.ro/retea-seismica-nationala/,Romania,10.7914/SN/RO
RP,Universidad de Panama Seismic Network,"Instituto de Geociencias, Universidad de Panamá",Panama,,Panama,
RQ,National Seismic Network of URBAN-INCERC,Institutul Naţional de Cercetare-Dezvoltare in Construcţii Urbanism şi Dezvoltare Teritorială Durabilă,Romania,https://www.incd.ro/reteaua-nationala-de-monitorizare-si-protectie-seismica-a-patrimoniului-construit-i-o-s-i-n/,Romania,10.7914/SN/RQ
RR,Reti accelerometriche centri storici italiani,Presidenza del Consiglio dei Ministri - Dipartimento della protezione civile,Italy,,Italy,10.7914/SN/RR
RS,Regional Seismic Test Network,Albuquerque Seismological Laboratory/USGS,United States of America,,North America,10.7914/SN/RS
RT,Kamchatka Tsunami Warning Seismic Network of the Russian Federation,Kamchatka Branch of the Geophysical Survey of the Russian Academy of Sciences,,,Russian Federation,10.7914/nve5-c666
RU,Seismic network of the European part of the Russian Federation,Geophysical Survey of the Russian Academy of  Sciences,Russian Federation,,Russian Federation,10.7914/040r-yt67
RV,Regional Alberta Observatory for Earthquake Studies Network,Alberta Geological Survey / Alberta Energy Regulator,Canada,http://ags.aer.ca/activities/earthquake-monitoring.htm,"Alberta, Canada",10.7914/SN/RV
RW,Rwanda National Seismic Network,"Rwanda Mines, Petroleum and Gas Board",Rwanda,,Rwanda,
RY,Yakutsk Regional Seismic Network of the Russian Federation,Yakutsk Branch of the Geophysical Survey of the Russian Academy of Sciences,Russian Federation,,Russian Federation,10.7914/zn3y-s083
S,"Seismology at School Program, ETH Zurich",Eidgendssisch Technische Hochschule - Swiss Seismological Service,Switzerland,https://networks.seismo.ethz.ch/en/networks/s/,Switzerland,10.7914/SN/S
S0,Sakhalin Regional Seismic Network of the Russian Federation,Sakhalin Branch of the Geophysical Survey of the Russian Academy of Sciences,,,"Amur Region, Primorye, Sakhalin and Kuril Islands",10.7914/2w5r-ea46
S1,Australian Seismometers in Schools,Australian National University,Australia,http://ausis.edu.au/,Australia,10.7914/SN/S1
S2,IceSMN Icelandic Strong Motion Network,University of Iceland,Iceland,https://eerc.hi.is/is,Iceland,10.7914/yw8c-ny36
S3,SeismicAI Global Network,SeismicAI,,,global,
S5,Slovenian Karst NFO Network,Research Centre of the Slovenian Academy of Sciences and Arts/Slovenian Environment Agency,Slovenia/Slovenia,https://epos-ip.zrc-sazu.si/slo-karst-nfo/,Slovenia,10.7914/7w0j-ge89
S8,SensorEra Seismic Network,Sensorera,United States of America,,North America,10.7914/t44k-8820
SA,Saudi Arabia Broadband Seismic Network,Institute for Astronomical and Geophysical Research,Saudi Arabia,,Saudi Arabia,
SB,UC Santa Barbara Engineering Seismology Network,UC Santa Barbara,United States of America,http://www.nees.ucsb.edu/,United States of America,10.7914/SN/SB
SC,New Mexico Tech Seismic Network,New Mexico Tech,United States of America,https://geoinfo.nmt.edu/nmtso/home.html,New Mexico,10.7914/0abk-1345
SD,Schlumberger,Schlumberger,Multiple Countries,https://seismicfocalpoint.slb.com,Multiple Countries,
SE,Southeastern Appalachian Cooperative Seismic Network, None, ,, ,
SF,San Andreas Fault Observatory at Depth,Stanford University,United States of America,http://www.earthscope.org/observatories/safod,United States of America,
SG,International Geodynamics and Earth Tide Service,Multiple Operators,Belgium,http://igets.u-strasbg.fr/,Global,10.7914/SN/SG
SH,Shumagin-East Aleutian Network,"Lamont Doherty Earth Observatory, Columbia University",United States of America,,"Alaska, United States",10.7914/SN/SH
SI,Province Südtirol,ZAMG - Central Institute for Meteorology and Geodynamics,Austria,,Austria,
SJ,Serbian Seismological Network,Seismological Survey of Serbia,Serbia,http://www.seismo.gov.rs,Serbia,10.7914/SN/SJ
SK,Slovak National Seismic Network,"Geophysical Institute, Slovak Academy of Sciences",Slovakia,http://www.seismology.sk/National_Network/national_network_A.html,Slovakia,10.14470/FX099882
SL,Seismic Network of the Republic of Slovenia,Slovenian Environment Agency,Slovenia,http://www.arso.gov.si/potresi/mre%C5%BEa%20potresnih%20opazovalnic/,Slovenia,10.7914/SN/SL
SM,Icelandic Strong Motion Network,University of Iceland,Iceland,http://www.isesd.hi.is/,Iceland,
SN,Southern Great Basin Network,University of Nevada Reno,United States of America,http://www.seismo.unr.edu,United States of America,10.7914/SN/SN
SO,Scripps Orbit and Permanent Array Center,Scripps Institution of Oceanography,United States of America,http://sopac.ucsd.edu,United States of America,10.7914/SN/SO
SP,South Carolina Earth Physics Project,University of South Carolina,United States of America,http://www.seis.sc.edu/scepp/,United States of America,10.7914/SN/SP
SQ,South African National Seismograph Network,"Council for Geoscience, Geological Survey",South Africa,http://196.38.235.147:8070/quakeview/,South Africa,10.7914/SN/SQ
SR,Seismic Research Observatory,Albuquerque Seismological Laboratory/USGS,United States of America,,Global,10.7914/SN/SR
SS,SINGLE STATION,Incorporated Research Institutions For Seismology,United States of America,,United States of America,10.7914/SN/SS
ST,Trentino Seismic Network,Geological Survey-Provincia Autonoma di Trento,Italy,http://www.protezionecivile.tn.it,Italy,10.7914/SN/ST
SU,Sandia Seismo-Acoustic Network,Sandia National Laboratories,United States of America,,United States of America,
SV,"Servicio Nacional de Estudios Territoriales (SNET), El Salvador",Servicio Nacional de Estudios Territoriales,El Salvador,http://www.snet.gob.sv/ver/sismologia/,El Salvador,
SW,Solomon Islands Seismology & Volcanology Network,Solomon Islands Geoscience Observatory,Solomon Islands,http://www.sisv.gov.sb,Solomon Islands,
SX,SXNET Saxon Seismic Network,University of Leipzig,Germany,http://linap6.geo.uni-leipzig.de/sxweb,Germany,10.7914/SN/SX
SY,Synthetic Seismograms,IRIS DMC,United States of America,,United States of America,
SZ,RIMES,Regional Integrated Multi-Hazard Early Warning System,Thailand,,Philippines,10.7914/SN/SZ
T,Tonga Seismic Network,Tonga Geological Services,Tonga,,Tonga,
T1,IPE_ETE,Institute of Physics of the Earth Masaryk University,Czechia,http://www.ipe.muni.cz/,Czechia,10.7914/SN/T1
T3,Rete Accelerometrica Terna,TERNA,Italy,,Italy,
T4,Canakkale Onsekiz Mart University Earthquake Research Center,Canakkale Onsekiz Mart University,Türkiye,,Türkiye,
T5,Central Weather Administration Seismographic Network,Central Weather Administration,,https://gdms.cwa.gov.tw,Taiwan,10.7914/SN/T5
T9,TAMU Seismic Network,Texas A&M University,United States of America,,texas,10.7914/ypev-aj03
TA,USArray Transportable Array,IRIS Transportable Array,United States of America,http://www.earthscope.org/observatories/usarray,United States of America,10.7914/SN/TA
TB,MRC Earth and Marine Sciences Network,TÜBITAK Marmara Research Center,Türkiye,,Türkiye,10.7914/SN/TB
TC,Red Sismológica Nacional de Costa Rica,Universidad de Costa Rica,Costa Rica,http://www.rsn.ucr.ac.cr/,Costa Rica,10.15517/TC
TD,TransAlta Monitoring Network,TransAlta Corporation,Canada,http://www.transalta.com/,Canada,
TE,EGAT Dams Seismic Monitoring System,Electricity Generating Authority of Thailand,Thailand,,Thailand,10.7914/SN/TE
TF,Tajikistan National Seismic Network,"Insitute of Geology, Earthquake Engineering and Seismology of the NAST",Tajikistan,,Tajikistan,10.7914/c44e-zh63
TG,Royal Irrigation Department,Royal Irrigation Department,Thailand,,Thailand,10.7914/SN/TG
TH,Thüringer Seismologisches Netz,"Institut fuer Geowissenschaften, Friedrich-Schiller-Universitaet Jena",Germany,https://www.igw.uni-jena.de/tsn,Germany,10.7914/SN/TH
TI,Centro Sismologico de America Central,Universidad de Costa Rica,Costa Rica,,Costa Rica,
TJ,Tajikistan National Seismic Network,Geophysical Survey of the National Academy of sciences of Tajikistan,Tajikistan,,Tajikistan,10.7914/SN/TJ
TK,Turkish National Strong Motion Network,Disaster and Emergency Management Authority,Türkiye,https://tadas.afad.gov.tr/,Türkiye,10.7914/SN/TK
TL,Armutlu Local Seismic Network,Kocaeli University,Türkiye,http://www.kocaeli.edu.tr/yubam/,Turkey,
TM,Thai Seismic Monitoring Network,Earthquake Observation Division/Thai meteorological department,Thailand/Thailand,,Thailand,
TN,Eastern Tennessee Seismic Network,Joint Institute for Energy and the Evnironment,United States of America,,United States of America,
TO,"Tectonic Observatory - MASE, VEOX , PeruSE, CCSE",California Institute of Technology,United States of America,http://web.gps.caltech.edu/~clay/MexWeb/MexSubduction.html,Mexico,10.7909/C3RN35SP
TP,Rete di monitoraggio microsismico installata presso la concessione Gorgoglione,TOTAL E&P ITALIA S.P.A.,Italy,,Italy,
TQ,Taiwan multi-parametric environmental seismic monitoring network,Deutsches GeoForschungsZentrum GFZ,Germany,,Taiwan,10.14470/GD993669
TR,Eastern Caribbean Seismograph Network,"University of the West Indies, Seismic Research Centre",Trinidad and Tobago,,Eastern Caribbean,
TS,TERRAscope (Southern California Seismic Network),California Institute of Technology,United States of America,,United States of America,
TT,Seismic Network of Tunisia,"Institut National de la Météorologie, Tunis",Tunisia,,Tunisia,
TU,Turkish National Seismic Network,Disaster and Emergency Management Authority,Türkiye,https://deprem.afad.gov.tr/istasyonlar?lang=en,Türkiye,10.7914/SN/TU
TV,INGV experiments network,Istituto Nazionale di Geofisica e Vulcanologia,Italy,,Italy,
TW,Broadband Array in Taiwan for Seismology,"Institute of Earth Sciences, Academia Sinica, Taiwan",Taiwan,http://bats.earth.sinica.edu.tw/,Taiwan,10.7914/SN/TW
TX,Texas Seismological Network,"Bureau of Economic Geology, The University of Texas at Austin",United States of America,,"United States, Texas",10.7914/SN/TX
TY,Dam Safety Monitoring Network,Tennessee Valley Authority,United States of America,,United States of America,10.7914/SN/TY
TZ,"Ol Doinyo Lengai, TZ Volcano Monitoring",Colgate University,United States of America,,Tanzania,10.7914/SN/TZ
UA,Caribbean Andesite Lava Island Precision Seismo-geodetic Observatory,University of Arkansas - Fayetteville,United States of America,,Montserrat,
UB,University of Zimbabwe 1,University of Zimbabwe,Zimbabwe,,Zimbabwe,10.7914/SN/UB
UC,Colima Seismic Network,Universidad de Colima,Mexico,http://www.ucol.mx/volcan/monitoreo.php,Mexico,
UD,Seismic Network Main Center of Special Monitoring,Main Center of Special Monitoring,Ukraine,,Ukraine,10.7914/SN/UD
UE,Seismological Network of United Arab Emirates,National Center of Meteorology and Seismology,United Arab Emirates,,United Arab Emirates,
UF,Centro de Investigación de Resiliencia y Riesgos Multi-Amenazas,Pontificia Universidad Católica Madre y Maestra,Dominican Republic,,Dominican Republic,10.7914/SN/UF
UG,Unocal Geothermal Northern California Network,Unocal Corporation,United States of America,http://www.ncedc.org/geysers/,United States of America,
UH,UH Infrasound Network,University of Hawaii,United States of America,http://www.isla.hawaii.edu/,United States of America,
UI,North Idaho Seismic Network,University of Idaho,United States of America,,United States of America,
UK,UK Schools Seismic Network,University of Leicester,United Kingdom,http://www.le.ac.uk/seis-uk/school_resources.html,United Kingdom,
UL,USGS Low Frequency Geophysical Data Network,USGS Menlo Park,United States of America,http://quake.geo.berkeley.edu/ul/ul.overview.html,United States of America,
UM,University of Montana Seismic Network,University Of Montana,United States of America,,United States of America,10.7914/SN/UM
UN,Uganda National Seismological Network,"Directorate of Geological Survey and Mines, Uganda",Uganda,,Uganda,10.7914/SN/UN
UO,Pacific Northwest Seismic Network - University of Oregon,University of Oregon,United States of America,https://pnsn.org,United States of America,10.7914/SN/UO
UP,Swedish National Seismic Network,Uppsala University,Sweden,https://www.snsn.se/,Sweden,10.18159/SNSN
UQ,UNSA Regional Seismic Network,Universidad Nacional de San Agustín de Arequipa - UNSA,,,Peru,10.7914/d4yq-xt83
UR,UKArray,British Geological Survey,United Kingdom,,United Kingdom,10.7914/SN/UR
US,United States National Seismic Network,Albuquerque Seismological Laboratory/USGS,United States of America,,United States of America,10.7914/SN/US
UT,Ukrainian National Seismic Network,,,,Ukraine,
UU,University of Utah Regional Seismic Network,University of Utah,United States of America,http://www.seis.utah.edu/,United States of America,10.7914/SN/UU
UV,Red Sismológica del Suroccidente Colombiano ,University of Valle,Colombia,http://osso.univalle.edu.co,Colombia,10.7914/SN/UV
UW,Pacific Northwest Seismic Network - University of Washington,University of Washington,United States of America,http://www.pnsn.org/,United States of America,10.7914/SN/UW
UX,Red Sismologica del Nororiente Colombiano,Industrial University of Santander,Colombia,,Colombia,10.7914/7efz-gx67
UY,Observatorio Geofisico del Uruguay,Universidad de la Republica,Uruguay,http://ogu.fcien.edu.uy,Uruguay,10.7914/SN/UY
UZ,Uzbekistan Digital Seismic Network,Republican Center Seismic and Forecasting Monitoring Uzbekistan,Uzbekistan,http://www.smrm.uz,Uzbekistan,UZ
VA,VAL D'AGRI NETWORK,Eni spa,Italy,,Italy,10.7914/SN/VA
VB,Valencian Broadband Seismic Network,University of Alicante,Spain,https://web.ua.es/en/urs/,Valencian Community,10.7914/SN/VB
VC,Red Nacional de Vigilancia Volcánica Chile (VC),Servicio Nacional de Geología y Minería,Chile,http://www.sernageomin.cl/,Chile,
VD,High Agri Valley geophysical Observatory,Consiglio Nazionale delle Ricerche,Italy,,Italy,10.7914/SN/VD
VE,Red Sismológica Satelital Nacional,"Fundación Venezolana de Investigaciones Sismológicas, Caracas",Venezuela,http://www.funvisis.gob.ve/index.php,Venezuela,10.7914/SN/VE
VG,Seismic Network of the Indonesian Center for Volcanology and Geological Hazard Mitigation,Pusat Vulkanologi dan Mitigasi Bencana Geologi,Indonesia,,Indonesia,10.7914/SN/VG
VI,Icelandic National Digital Seismograph Network,Icelandic Meteorological Office,Iceland,http://en.vedur.is/earthquakes-and-volcanism/earthquakes/,Iceland,10.7914/zkjm-tj71
VK,California Volcano Observatory,United States Geological Survey,United States of America,https://www.usgs.gov/observatories/calvo,United States of America,10.7914/577t-z467
VL,Vale SA Network,"Universidade de Sao Paulo, USP",Brazil,,Brazil,10.7914/SN/VL
VM,Marche Seismic Network,Istituto Nazionale di Geofisica e Vulcanologia,Italy,http://terremoti.ingv.it/instruments,Italy,
VN,Voronezh  Regional Seismic Network  of the Russian Federation,Voronezh Laboratory of the Geophysical Survey of the Russian Academy of Sciences,,,Central European region of the Russian Federation.,10.7914/q428-2239
VO,CAVONE SEISMIC NETWORK,Eni spa,Italy,,Italy,10.7914/SN/VO
VR,Virgo Interferometric Antenna for Gravitational Waves Detection,European Gravitational Observatory,Italy,,Italy,10.7914/SN/VR
VS,Evora Seismic Network,University of Evora,Portugal,,Portugal,10.7914/SN/VS
VT,Taiwan Volcano Observatory,Taiwan Volcano Observatory,Taiwan,,Taiwan,10.7914/SN/VT
VU,Vanuatu Seismic Network,Vanuatu Geoscience Observatory,Vanuatu,,Vanuatu,
VV,Observatorio Argentino de Vigilancia Volcánica,Servicio Geológico Minero Argentino,Argentina,https://oavv.segemar.gov.ar/,Argentina,
WA,West Central Argentina Network,Universidad Nacional de San Juan,Argentina,,Argentina,
WB,West Bohemia Local Seismic Network,"Institute of Geophysics, Academy of Sciences of the Czech Republic",Czechia,https://www.ig.cas.cz/en/observatories/local-seismic-network-webnet/,Czechia,10.7914/SN/WB
WC,Curacao Seismic Network,Meteorologische Dienst Curacao,Curaçao,,Curacao,
WD,Western Canada Deformation Array,Natural Resources Canada,Canada,,Canada,10.7914/zw3f-h051
WE,Western Ionian Sea Network,Istituto Nazionale di Geofisica e Vulcanologia,Italy,,Italy,
WG,WA Array,Geological Survey of Western Australia,Australia,,Australia,10.7914/xagc-se62
WI,West Indies French Seismic Network,Institut de Physique du Globe de Paris,France,,West Indies,10.18715/antilles.WI
WK,Wake Island Hydrophone Array,University of Hawaii,United States of America,,United States of America,
WM,Western Mediterranean Seismic Network,Real Instituto y Observatorio de la Armada,Spain,,Spain,10.14470/JZ581150
WN,WINSENT,Zentrum für Sonnenenergie- und Wasserstoff-Forschung Baden-Württemberg,Germany,,Germany,10.7914/SN/WN
WR,California Division of Water Resources,California Division of Water Resources,United States of America,,United States of America,
WS,Seismic Network of Repuplika Srpska,Republicki Hidrometeorološki Zavod,Serbia,,Bosnia and Herzegovina,
WU,The Southern Ontario Seismic Network,Nanometrics Seismological Instruments,Canada,http://www.gp.uwo.ca/docs/stationmap.html,Canada,
WW,Idaho Seismic Network,Idaho Geological Survey,United States of America,,United States of America,10.7914/SN/WW
WY,Yellowstone National Park Seismograph Network,University of Utah,United States of America,,United States of America,10.7914/SN/WY