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.

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Network Code Network Name Operated By Deployment DOI
3A (2008-2009) ARC-Vanuatu
DOI
3S (2018-2019) Archimedes DOI
1Q (2016-2017) AQT
DOI
4J (2014-2016) AQ3 SW Queensland and NW New South Wales
DOI
AP APS Free Field Array
  • AP (APS), United States of America
DOI
Z2 (2023-2024) Application of seismic geophones to define sediment volume transport through the middle reach of the White River, Washington.
  • US Army Corps of Engineers
DOI
Z4 (2009-2010) Appalachian Seismic Transect
  • University of North Carolina at Chapel Hill (UNC), United States of America
DOI
XA (1969-1977) Apollo Passive Seismic Experiments
  • NASA Goddard Space Flight Center (GSFC), United States of America
DOI
AZ ANZA Regional Network
DOI
XF (1987-1992) Anza Borehole Experiment
DOI
ZC (1995-1995) Antofagasta
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
Germany
1C (2015-2015) Antithesis 2
AI Antarctic Seismographic Argentinean Italian Network - ASAIN
DOI
YI (1997-2002) Antarctic Network of Unattended Broadband Seismometers
DOI
XF (1995-1996) Antarctic Microearthquake Project, Monitoring of Ice Stream C, West Antarctica
DOI
4E (2022-2023) Antarctica Ice Rift Experiment
  • University of Maryland (UMD), United States of America
DOI
4B (2016-2018) ANR-Remake Quito basin
DOI
6D (2023-2024) A novel magnetometer network to capture the ongoing inflationary episode at Askja volcano, Iceland
  • Columbia University
DOI
YR (2021-2021) An Open-Access, OBS Controlled-Source Seismic Dataset Across the Cascadia Accretionary Wedge From Multi-Scale Regional OBS and Focus
  • Woods Hole Oceanographic Institution (WHOI), United States of America
DOI
3H (2023-2024) An Open Access Experiment to Seismically Image Galapagos Plume-Ridge Interaction
  • whoi.edu
GZ ANKARA-NET Türkiye
ZB (2019-2020) Anisotropy and structure of the Priestley Glacier shear margin, Antarctica
  • University of Otago, New Zealand
DOI
XG (1994-1994) Anisotropy AI
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
Germany
YM (2010-2012) An Integrated Analysis of Low-Frequency Seismicity at Villarrica Volcano, Chile
  • Michigan Technological University (MTU), United States of America
DOI
Y6 (2020-2022) Anillo
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
DOI
A7 Angola National Seismic Network
YF (2005-2005) A new survey studies the Northeastern Caribbean plate: GEOPRICO-DO Project
  • Woods Hole Oceanographic Institution (WHOI), United States of America
YM (2020-2020) Andreanoff Active-Source OBS Experiment
  • Woods Hole Oceanographic Institution (WHOI), United States of America
DOI
YS (2008-2008) Andravida (Greece) Aftershock Experiment
  • Observatoire de Grenoble, Grenoble, France
France
9H (2019-2019) Andi 2019
  • Zhejiang University (ZJU), China
China
ZE (1996-1997) ANCORP-TE
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
DOI
XO (1996-1996) ANCORP96-AN
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
Germany
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
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

Network Data API

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