International Federation of Digital Seismograph Networks
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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
XF (1995-1996) Antarctic Microearthquake Project, Monitoring of Ice Stream C, West Antarctica
DOI
YI (1997-2002) Antarctic Network of Unattended Broadband Seismometers
DOI
AI Antarctic Seismographic Argentinean Italian Network - OGS
DOI
1C (2015-2015) Antithesis 2
—
ZC (1995-1995) Antofagasta
  • GEOFON Program (GFZ-Potsdam, Germany)
 Germany —
XF (1987-1992) Anza Borehole Experiment
DOI
AZ ANZA Regional Network
DOI
XA (1969-1977) Apollo Passive Seismic Experiments
  • NASA Goddard Space Flight Center (GSFC)
DOI
Z4 (2009-2010) Appalachian Seismic Transect
  • University of North Carolina at Chapel Hill (UNC)
DOI
AP APS Free Field Array
  • AP (APS)
DOI
4J (2014-2016) AQ3 SW Queensland and NW New South Wales
  • Australian National University (ANU, Australia)
DOI
1Q (2016-2017) AQT
  • Australian National University (ANU, Australia)
DOI
3S (2018-2019) Archimedes — DOI
3A (2008-2009) ARC-Vanuatu
DOI
ZO (2008-2009) ARC-Vanuatu Seismic Experiment (Volcanoes)
  • Observatoire de Grenoble, Grenoble
DOI
8M (2022-2022) Arette Cluster — DOI
XJ (1988-1988) Argo Abyssal Plain VSP
  • Woods Hole Oceanographic Institution (WHOI)
DOI
XM (2012-2014) ARGOS - Alutu and Regional Geophysical Observation Study
  • University of Bristol (UK)
DOI
YP (2014-2015) Argostoli earthquake aftershock experiment
  • Institut des Sciences de la Terre
—
HT Aristotle University of Thessaloniki Seismological Network
  • Aristotle University of Thessaloniki
DOI
AE Arizona Broadband Seismic Network
DOI
3C (2014-2014) Arizona Rapid Array Array Mobilization Program
DOI
AG Arkansas Seismic Network
—
AO Arkansas Seismic Observatory
  • University of Arkansas at Little Rock (UALR)
—
AH Arkhangelsk Seismic Network
DOI
1A (2009-2012) Arlita
DOI
YR (2016-2017) Armatrice Sequence International
DOI
A0 Armenian National Seismic Network
  • Armenian National Survey for Seismic Protection (Armenian NSSP STC)
DOI
A2 Armenian Seismological Network
DOI
TL Armutlu Local Seismic Network
  • Kocaeli University
—
7N (2018-2022) Arraiolos
DOI
1C (2016-2016) Array in Wittewierum, Netherlands
DOI
XB (2000-2002) Array studies of anisotropy and converted phases in the Marlborough Fault Zone of New Zealand
DOI
4F (2007-2011) Askja 2007
DOI
5J (2017-2019) ASR
  • Australian National University (ANU, Australia)
DOI
1B (2013-2013) Assured Arctic Awareness
  • University of Washington
DOI
XB (1996-1996) A study of the Abitibi-Greenville lithoshpere by teleseismic analyses
DOI
9O (2019-2020) ASTUTI Costa Rica
  • US Geological Survey
DOI
7K (2018-2019) AtlanticNoise
  • Woods Hole Oceanographic Institution (WHOI)
DOI
X5 (2023-2025) Auckland-Hauraki Node Array
  • Australian National University (ANU, Australia)
 — DOI
6K (2020-2022) AusArray SA
DOI
OA AusArray Transportable Array Australia —
3M (2013-2016) Australia-Indonesia Tectonics Observatory 2013-2016
  • Australian National University (ANU, Australia)
DOI
AU Australian National Seismograph Network
DOI
S1 Australian Seismometers in Schools
  • Australian National University (ANU, Australia)
DOI
OE Austrian Seismic Network
DOI
7G (2019-2020) Autocorrelation of ambient noise and P-wave coda for crustal structure
  • Purdue University
DOI
AW AWI Network Antarctica
  • Alfred Wegener Institute for Polar and Marine Research
DOI
X1 (2007-2008) Aysen Chile Aftershock Deployment
  • University of Liverpool
—
8S (2022-2022) Azores Network
  • University College London (UCL)
 — DOI

Network Data API

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