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
N0 North Osetia Regional Seismic Network of the Russian Federation — DOI
N1 NGSA Seismic Network — DOI
N2 N2 — —
N3 CATACA — —
N4 Central and Eastern US Network
DOI
N9 N9 - Svalbard Glaciers Surge Monitoring — DOI
NA Caribbean Netherlands Seismic Network
DOI
NB Northeastern Brazil UFRN
—
NC USGS Northern California Seismic Network
DOI
ND New CaleDonia Broadband Seismic Network
DOI
NE New England Seismic Network
DOI
NF North Fork Valley Seismic Network United States of America —
NG Reserved for Papua New Guinea Seismic Network — — —
NH Geological Survey of North Rhine - Westphalia
DOI
NI North-East Italy Broadband Network
DOI
NJ Nigerian National Network of Seismographi Stations (NNNSS)
DOI
NK Nepal Kathmandu
DOI
NL Netherlands Seismic and Acoustic Network
DOI
NM Cooperative New Madrid Seismic Network
—
NN Nevada Seismic Network
DOI
NO NORSAR Station Network
DOI
NP United States National Strong-Motion Network
DOI
NQ NetQuakes
DOI
NR NARS
DOI
NS University of Bergen Seismic Network
DOI
NT USGS Geomagnetism Program United States of America DOI
NU Nicaraguan Seismic Network
DOI
NV NEPTUNE
DOI
NW Northwestern University Seismic Network
—
NX Nanometrics Research Network
DOI
NY Yukon-Northwest Seismic Network
DOI
NZ New Zealand National Seismograph Network
DOI

Network Data API

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