Network Codes

The following network codes are assigned by the FDSN to facilitate unique identifiers for seismological data streams.

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Network Code	Network Name	Operated By	Deployment	DOI
9U (2023-2023)	Silixa-Fairfield Global DAS Month 2023 data	University of Michigan, United States of America	—	DOI
9U (2024-2025)	Magnetotelluric measurements of crustal structure at a potential old ice drilling site on the flank of Dome A, Antarctica	University of Texas at Austin, United States of America		DOI
9V (2015-2025)	Casey - Davis region	University of Tasmania, Australia		DOI
9W (2020-2030)	Belledonne border fault survey	ISTerre (ISTERRE), France	—	—
9X (2021-2022)	Kamb Ice Stream Outlet Channel	Victoria University of Wellington, New Zealand	—	DOI
9X (2023-2024)	CAREER: A comprehensive seismic investigation to the crust and uppermost mantle beneath the South Pole, East Antarctica	Stony Brook University		DOI
9Y (2022-2022)	High resolution Imaging of the Pedernales Earthquake Rupture zone, Ecuador (HIPER2)	Géoazur, France	—	DOI
9Y (2023-2023)	GEODES Potrillo Volcanic Field Active Nodal Seismic Experiment 2023	University of Maryland (UMD), United States of America		DOI
9Y (2024-2027)	French Emergency Seismic Network	Institut de Sciences de l'Univers (CNRS-INSU), France	—	—
9Z (2022-2025)	Geophysical Observations of Near-Trench Deformation and Oceanographic References	Lamont Doherty Earth Observatory, Columbia University (LDEO), United States of America	—	—
A	Generic Asian Strong Motion Network	—	Asia	—
A0	Armenian National Seismic Network	Armenian National Survey for Seismic Protection (NSSP), Armenia		DOI
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 (IGS), Armenia		DOI
A3	FCAG-UNLP Seismic Network	Universidad Nacional de La Plata (UNLP), Argentina	—	DOI
A4	Egyptian national Strong motion network	National Research Institute of Astronomy and Geophysics (NRIAG), Egypt	—	DOI
A5	Ancona Railway District	Rete Ferroviaria Italiana (RFI) (RFI), Italy	—	DOI
A7	Angola National Seismic Network	Instituto Nacional de Meteorologia e Geofisica (INAMET), Angola		—
AA	Anchorage Strong Motion Network	University of Alaska, Fairbanks (UAF), 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		—
AC	Albanian Seismological Network	Institute of GeoSciences, Polytechnic University of Tirana (IGEO PUT), Albania		DOI
AD	ACROSS Strong Motion Network	Central Asian Institute for Applied Geosciences, Kyrgyzstan		DOI
AE	Arizona Broadband Seismic Network	Arizona Geological Survey, United States of America		DOI
AF	AfricaArray	Penn State University, United States of America		DOI
AG	Arkansas Seismic Network	Arkansas Geological Survey (AGS), United States of America Center for Earthquake Research and Information, United States of America University of Memphis		DOI
AH	Arkhangelsk Seismic Network	N. Laverov Federal Center for Integrated Arctic Research (FCIARctic), Russian Federation		DOI
AI	Antarctic Seismographic Argentinean Italian Network - ASAIN	Istituto Nazionale di Oceanografia e di Geofisica Sperimentale (OGS), Italy		DOI
AJ	CRONOS&SIGMATOPCRO SM network	University of Zagreb, Faculty of Science (PMF), Croatia	—	DOI
AK	Alaska Geophysical Network	Alaska Earthquake Center, Univ. of Alaska Fairbanks (AEC), United States of America		DOI
AL	Alaskan Long Period Array	University of Alaska, Fairbanks (UAF), United States of America		—
AM	Raspberry Shake	Raspberry Shake, S.A., Panama		DOI
AN	Altay-Sayan Regional Seismic Network of the Russian Federation	Altay-Sayan Branch of the Geophysical Survey of the Russian Academy of Sciences		DOI
AO	Arkansas Seismic Observatory	University of Arkansas at Little Rock (UALR), United States of America		—
AP	APS Free Field Array	AP (APS), United States of America		DOI
AQ	Central Queensland Seismic Network	Central Queensland Seismology Research Group (CQSRG), Australia		DOI
AR	Northern Arizona Network	Northern Arizona University (NAU), United States of America		—
AS	Modified High Gain Long Period Observatory	Albuquerque Seismological Laboratory/USGS (ASL), United States of America		DOI
AT	National Tsunami Warning Center Alaska Seismic Network	National Oceanic and Atmospheric Administration (NOAA), United States of America		DOI
AU	Australian National Seismograph Network	Geoscience Australia (GA), Australia		DOI
AV	Alaska Volcano Observatory	Alaska Volcano Observatory/USGS (AVO/USGS), United States of America		DOI
AW	AWI Network Antarctica	—		DOI
AX	Meteo Aruba	Departamento Meterologico Aruba, Aruba		—
AY	Haitian Seismic Network	Bureau of Mines and Energy, Haiti		—
AZ	ANZA Regional Network	University of California, San Diego (UCSD), United States of America		DOI
B	Bulgarian University Seismic Network	Faculty of Physics, Sofia University "St. Kliment Ohridski" (FzF-SU), Bulgaria	—	DOI
B0	Bologna Railway District	Rete Ferroviaria Italiana (RFI) (RFI), Italy	—	DOI
B1	Buryat Regional Seismic Network of the Russian Federation	Buryat Branch of the Geophysical Survey of the Russian Academy of Sciences	—	DOI
B2	Itaipu Binacional	Itaipu Binacional (Itaipu), Brazil	Brazil	DOI
B3	BC Hydro	BC Hydro (Canada) (BCHPA), Canada	—	DOI
B4	Berkeley Distributed Acoustic Sensing Network	University of California, Berkeley (UCB), United States of America	—	DOI

Network Data API

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