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

Show network types:
All Permanent Temporary
Show only network codes starting with:

1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Search for network code or name:

Network Code	Network Name	Operated By	Deployment	DOI
NY	Yukon-Northwest Seismic Network	University of Ottawa, Canada		DOI
NC	USGS Northern California Seismic Network	USGS Menlo Park, United States of America		DOI
NT	USGS Geomagnetism Program	United States Geological Survey (USGS), United States of America	United States of America	DOI
NS	University of Bergen Seismic Network	University of Bergen (UiB Norway), Norway		DOI
NP	United States National Strong-Motion Network	United States Geological Survey (USGS), United States of America		DOI
NG	Reserved for Papua New Guinea Seismic Network	—	—	—
NW	Northwestern University Seismic Network	Northwestern University, United States of America		—
N0	North Osetia Regional Seismic Network of the Russian Federation	North Osetia Branch of the Geophysical Survey of the Russian Academy of Sciences, Russian Federation	—	DOI
NF	North Fork Valley Seismic Network	National Institute for Occupational and Health (NIOSH), United States of America	United States of America	—
NI	North-East Italy Broadband Network	Istituto Nazionale di Oceanografia e di Geofisica Sperimentale (OGS), Italy University of Trieste, Italy		DOI
NB	Northeastern Brazil UFRN	Universidade Federal do Rio Grande do Norte (UFRN), Brazil		—
NO	NORSAR Station Network	NORSAR, Norway		DOI
NJ	Nigerian National Network of Seismographi Stations (NNNSS)	Centre for Geodesy and Geodynamics (CGG), Nigeria		DOI
NU	Nicaraguan Seismic Network	Instituto Nicaraguense de Estudios Territoriales (INETER), Nicaragua		DOI
N1	NGSA Seismic Network	Nigerian Geological Survey Agency (NGSA), Nigeria University of Abuja, Nigeria	—	DOI
NZ	New Zealand National Seismograph Network	Institute of Geological & Nuclear Sciences Ltd (GNS), New Zealand		DOI
NE	New England Seismic Network	Albuquerque Seismological Laboratory/USGS (ASL), United States of America		DOI
ND	New CaleDonia Broadband Seismic Network	Centre IRD de Noumea, Nouvelle-Caledonie, New Caledonia		DOI
NN	Nevada Seismic Network	University of Nevada Reno (UNR), United States of America		DOI
NQ	NetQuakes	United States Geological Survey (USGS), United States of America		DOI
NL	Netherlands Seismic and Acoustic Network	Royal Netherlands Meteorological Institute (KNMI), Netherlands		DOI
NV	NEPTUNE	Ocean Networks Canada (ONC), Canada		DOI
NK	Nepal Kathmandu	National Seismological Centre (NSC), Nepal		DOI
NR	NARS	Utrecht University (UU), Netherlands		DOI
NX	Nanometrics Research Network	Nanometrics Seismological Instruments, Canada		DOI
N9	N9 - Svalbard Glaciers Surge Monitoring	University of Oslo (UiO), Norway	—	DOI
N2	N2	Other	—	—
NH	Geological Survey of North Rhine - Westphalia	Geological Survey of North Rhine - Westphalia (GD NRW), Germany		DOI
NM	Cooperative New Madrid Seismic Network	CERI - University of Memphis		—
N4	Central and Eastern US Network	Albuquerque Seismological Laboratory/USGS (ASL), United States of America		DOI
N3	CATACA	Other	—	—
NA	Caribbean Netherlands Seismic Network	Royal Netherlands Meteorological Institute (KNMI), Netherlands		DOI

Network Data API

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