International Federation of Digital Seismograph Networks

Network Codes

The following network codes are assigned by the FDSN archive (IRIS DMC) to provide uniqueness to seismological data streams.

Request a new network code

Network Code Network Name Operated By Deployment DOI
BR University of Brasilia Seismic Network Brazil
XG (2016-2016) Universidad Tecnica de Ambato Ecuador DOI
RP Universidad de Panama Seismic Network Panama
KE Univerity of Nairobi, Kenya Kenya DOI
NP United States National Strong-Motion Network
  • U.S. Geological Survey
United States of America DOI
US United States National Seismic Network United States of America DOI
  • Universita della Basilicata
YA (2009-2011) Undervolc
  • Observatoire de Grenoble, Grenoble
France DOI
X3 (2007-2011) Understanding the current thinning and accelerration of the Jakobshavns Isbrae, Greenland
  • University of Alaska, Fairbanks (UAF, AK USA)
United States of America DOI
XF (2014-2016) Understanding Precambrian to Present Assembly of Greenland
  • Columbia University
United States of America DOI
XG (2012-2013) Underground Array
  • University of Minnesota-Twin Cities
United States of America
UK UK Schools Seismic Network
  • University of Leicester (SEIS UK)
United Kingdom
BN UK-Net, Blacknest Array
  • Blacknest (AWE UK)
United Kingdom
ZM (2014-2015) UKFLUV14 United Kingdom DOI
UR UKArray United Kingdom DOI
1D (2016-2018) UKANET: UK Antarctic Network
  • University of Leeds (UK)
United Kingdom DOI
1K (2017-2019) UIB-Heimaey
  • University of Bergen (UiB Norway)
UH UH Infrasound Network United States of America
UN Uganda National Seismological Network
  • Directorate of Geological Survey and Mines, Uganda (DGSM)
Uganda DOI
1B (2006-2008) UGANDA
  • University of Frankfurt
SB UC Santa Barbara Engineering Seismology Network
  • UC Santa Barbara
United States of America DOI
XB (1989-1990) UC Mammoth/Long Valley network
  • None
FA UCLA Seismic Network
  • UC Los Angeles (UCLA)
United States of America
GC UCLA Geonet Network
  • UC Los Angeles (UCLA)
United States of America
YP (2019-2025) UBCISM
  • University of British Columbia (UBC Canada)
Canada DOI
4K (2014-2016) UAE transects across the Semail Ophiolite United Arab Emirates DOI
9A (2019-2020) Turkana Rift Arrays to Investigate Lithospheric Strains - UK component
  • Imperial College London (Imperial UK)
United Kingdom DOI
8A (2013-2013) Tungurahua July 2013 Temporary United States of America DOI
XS (2004-2004) Tungurahua 2004
3G (2007-2016) TÜBITAK Marmara Research Center Earth Sciences Institution Network Turkey DOI
3K (2016-2019) TROODOS: Tomography and Receiver function Observations of an Ophiolite using Data Obtained from Seismology
  • Imperial College London (Imperial UK)
United Kingdom DOI
XR (2018-2021) Tripartite-BIMA (Bangladesh-India-Myanmar Array)
  • University of Missouri (MU) (Mizzou)
United States of America DOI
XS (2015-2015) Trinity River Lowden Ranch Array 2015
  • University of New Mexico (UNM)
United States of America
ST Trentino Seismic Network Italy DOI
5E (2016-2025) TremAc Germany
YA (2006-2007) Transylvanian Basin Attenuation and Anisotropy Deployment
  • University of Florida
United States of America
YS (2014-2018) Transitions in the Banda Arc-Australia continental collision
  • University of Southern California (USC)
United States of America DOI
ZU (2013-2014) Trans-Haiti
  • University of Southampton (UK)
United Kingdom
9H (2013-2015) TRANSCORBE
  • Instituto Andaluz de Geofisica Universidad de Granada (UGR)
ZJ (2012-2015) Transantarctic Mountains Northern Network United States of America DOI
XU (1999-2000) Trans-Antarctic
  • Institute of Geological and Nuclear Science (GNS - New Zealand)
New Zealand
TD TransAlta Monitoring Network
  • TransAlta Corporation
ZO (2002-2004) Transalp II
  • GEOFON Program (GFZ-Potsdam, Germany)
XH (1998-1999) TransAlp-1
  • GEOFON Program (GFZ-Potsdam, Germany)
YO (1998-2000) TRACK France DOI
YD (2007-2007) Toward Understanding Eruption Seismicity: Multidiscplinary Experiment at Santiaguito and Fuego Volcanos, Guatemala
  • University of New Hampshire (UNH)
United States of America DOI
1J (2018-2019) Totten Glacier Active and Passive Source Experiment
  • Central Washington University
United States of America DOI
ZC (1996-1997) TOR-TO
  • GEOFON Program (GFZ-Potsdam, Germany)
ZA (1996-2000) TOR-TE
  • GEOFON Program (GFZ-Potsdam, Germany)
YA (2005-2005) Torfajokull 2005
  • Nordic Volcanological Institute (NORDVULK Iceland)
  • 101-150 of 1725 networks

Network Data API

The network data shown here is also available programmatically through a web service API.