International Federation of Digital Seismograph Networks

Network Codes

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

Request a new network code (requires login)
Generate citations for network data

Network Code Network Name Operated By Deployment DOI
AA Anchorage Strong Motion Network
  • University of Alaska, Fairbanks (UAF), United States of America
United States of America
XA (1997-1999) Anatomy of an Archean Craton, South Africa, A Multidisciplinary Experiment across the Kaapvaal Craton
DOI
ZC (2006-2008) Anatahan and submarine Mariana volcanos
  • Washington University in St. Louis (WUSTL), United States of America
DOI
XL (1997-1997) An asthenosphere-lithosphere probe in North America
DOI
9H (1968-2002) An Assembled Western US Dataset for Regional Seismic Analysis
  • Lawrence Livermore National Laboratory (LLNL), United States of America
United States of America
Y9 (2022-2025) Amplify EGS Monitoring Network DOI
YJ (2024-2025) Ambient Noise records of San Vito Romano landslide DOI
XG (1997-1998) Amazon
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
Germany
XH (1996-1997) Altiplano-Puna Volcanic Complex Seismic Experiment
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
XM (2005-2006) ALPASS
Z3 (2015-2022) AlpArray
  • Eidgendssisch Technische Hochschule - Swiss Seismological Service (ETH), Switzerland
DOI
2V (2019-2020) Along-Dip Segmentation of the Slip Behavior and Rheology of the Copiapó Ridge, Chile DOI
3Y (2020-2022) Along-Dip Influence of the Challenger Fault Zone on Slip Behavior and Rheology, Chile DOI
D Algerian Near Field Tsunami Seismic Network DOI
YR (2008-2010) ALFA08
  • Institute of Geological and Nuclear Science (GNS), New Zealand
DOI
8T (2018-2022) Aleutian Subduction Zone GNSS-A 2017-2023
  • University of Washington, United States of America
DOI
9C (2014-2016) Aleutian Array of Arrays
  • UC Riverside, United States of America
DOI
ZJ (2003-2003) Alborz Transect
  • Observatoire de Grenoble, Grenoble, France
France
XW (2019-2022) ALBION2
DOI
1K (2013-2015) Albany-Fraser Experiment
DOI
X3 (2022-2024) AlbaNian TectonIcs of Continental Subduction
AC Albanian Seismological Network
DOI
2D (2010-2011) Albacore
  • UC San Diego, United States of America
AV Alaska Volcano Observatory
DOI
ZB (1994-1996) Alaska TE
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
AL Alaskan Long Period Array
  • University of Alaska, Fairbanks (UAF), United States of America
ZF (2011-2011) Alaska Langseth Experiment to Understand the megaThrust
  • Lamont Doherty Earth Observatory, Columbia University (LDEO), United States of America
DOI
AK Alaska Geophysical Network
  • Alaska Earthquake Center, Univ. of Alaska Fairbanks (AEC), United States of America
DOI
XD (2018-2019) Alaska Community OBS Experiment
  • IRIS OBSIP (OBSIP), United States of America
3O (2019-2020) AKIMBA
DOI
XA (2012-2012) AIDA_Maine
  • Cornell University, United States of America
6J (2023-2025) Agua Negra Deep Experiment Site DOI
YI (2023-2026) AGEMERA
XP (2020-2021) Aftershock deployment for Stanley, ID earthquake 2020
DOI
ZP (2007-2009) Africa Array- Uganda/Tanzania
  • None,
DOI
ZP (2010-2013) Africa Array- Uganda/Tanzania
  • Penn State University, United States of America
YH (2010-2011) AfricaArray SE Tanzania Basin Experiment
  • Penn State University, United States of America
DOI
ZQ (2006-2010) Africa Array- S.Africa mine network
  • Penn State University, United States of America
8A (2015-2018) AfricaArray - Namibia
  • Penn State University, United States of America
DOI
AF AfricaArray
  • Penn State University, United States of America
DOI
Z5 (2018-2021) A four-dimensional view of deformation in the Eastern Alaska Range - where did the slip on the Denali fault go?
DOI
YQ (2017-2019) Afar Margin Northern Profile
  • University of Southampton, United Kingdom
DOI
ZK (2009-2011) Afar Depression Dense Seismic Array
  • Missouri University of Science & Technology (Missouri S&T), United States of America
DOI
ZF (2007-2009) Afar Consortium Network
  • University of Bristol, United Kingdom
2H (2009-2013) AFAR0911
  • University of Southampton, United Kingdom
DOI
ZE (2007-2009) AFAR07
  • University of Rochester, United States of America
DOI
7O (2000-2000) AF00
DOI
8K (2023-2023) Advancing Forest Health Assessment through Multi-Method Geophysical Surveys: Case Study in Snodgrass, Colorado.
  • Lawrence Berkeley National Laboratory
DOI
4P (2022-2026) AdriaArray Temporary Network: Italy - north, south

Network Data API

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