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
NB Northeastern Brazil UFRN
NI North-East Italy Broadband Network
DOI
OX North-East Italy Seismic Network
DOI
ZV (2008-2010) Northeast Tibet Plateau Seismic Experiment
DOI
Z1 (2006-2007) Northeast Tibet Plateu Seismic Experiment: Pilot
DOI
AR Northern Arizona Network
XY (1997-1998) Northern Baja Transect
DOI
YC (2018-2020) Northern Borneo Orogeny Seismic Survey
DOI
YU (2006-2014) Northern California Delta
DOI
ZL (2011-2015) Northern Embayment Lithospheric Experiment
DOI
FN Northern Finland Seismological Network
DOI
YF (2004-2004) Northern IL. aftershock survey
1Q (2019-2021) Northern Lake Abaya Broadband Network DOI
YR (2004-2004) Northern Lake Tahoe Magma Injection Seismic Monitoring Network
6B (2006-2009) Northern North China Seismic Array
DOI
Z7 (2010-2015) Northern Volcanic Zone
DOI
8K (2016-2022) Northern Volcanic Zone Iceland
DOI
NF North Fork Valley Seismic Network United States of America
UI North Idaho Seismic Network
XL (1995-1996) North Korea Nuclear Site Investigation
DOI
N0 North Osetia Regional Seismic Network of the Russian Federation DOI
XA (1994-1994) Northridge Aftershock Studies
DOI
ZU (2008-2008) North Tanzania
ZW (2013-2024) North Texas Earthquake Study: Azle and Irving/Dallas
DOI
4F (2015-2025) North Texas Earthquake Study: Venus (Johnson County), TX
DOI
NW Northwestern University Seismic Network
YQ (2004-2005) Northwest Nevada Seismic Experiment, Deep crustal structure of the northernmost Basin and Range and its relation to extensional faulting
DOI
3N (2023-2024) North York Moors Array DOI
YY (2005-2007) Norway 05
2E (2014-2016) Norway Microbarom Study 2014
DOI
4P (2006-2018) NSF EarthScope USArray Magnetotelluric Transportable and Backbone Arrays DOI
8E (2016-2017) NSF funded project on winds in complex terrain at Perdigao
DOI
ZH (2024-2025) NSFGEO-NERC: Investigating the direct influence of meltwater on Antarctic Ice Sheet dynamics
DOI
ZP (2025-2025) NTNU_SUBMERSE DOI
YP (2008-2008) NTS October 2008
6T (2018-2025) NT Spiral Array DOI
ZH (2003-2003) NW Zagros Transet
DOI
3C (2017-2018) NZ3D FWI
DOI
ZL (2017-2018) NZ3D FWI
DOI
KK Ọbáfémi Awólówò University Digital Seismograph Network Nigeria
YS (2001-2003) Observational Constraints on Persistent Water Level Changes Generated by Seismic Waves
DOI
YF (2012-2027) Observation of a glacier calving event using a network of GPS and Seismic sensors
DOI
DJ Observatoire Géophysique d'Arta Djibouti DOI
VV Observatorio Argentino de Vigilancia Volcánica Argentina
UY Observatorio Geofisico del Uruguay
DOI
OC Observatorio Sismológico CIGEOBIO CONICET
LO Observatorio Sismológico Politécnico Loyola
DOI
OV Observatorio Vulcanológico y Sismológico de Costa Rica
DOI
3A (2023-2023) Observing 3D propagation at the Atlantis II Seamount Complex
XC (2012-2014) Observing Pine Island Glacier (PIG) ice shelf deformation and fracture using a GPS and Seismic Network
DOI

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