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
YX (2013-2015) Lhasa Block Top to Bottom--Lithospheric Evolution of Asia’s Leading Edge
  • Lehigh University, United States of America
7T (2019-2020) LHS
  • China University of Geosciences (CUG CUGB), China
DOI
Y1 (2010-2012) Libris
  • Institut des Sciences de la Terre, France
France
XA (2000-2001) LIGO Noise Study DOI
YQ (2009-2011) Lincoln Noise Study
  • University of Leicester (SEIS UK), United Kingdom
DOI
9G (2023-2028) Liquiñe-Ofqui Fault System Monitoring Network DOI
ZL (2007-2009) Lithospheric Structure and Deformation of the Flat Slab Region of Argentina
  • University of Arizona, United States of America
DOI
XK (1999-2000) Lithospheric Structure and Evolution of the Rocky Mountain Transect
DOI
ZZ (2007-2009) Lithospheric Structure of the Puna Plateau
  • Missouri University of Science & Technology (Missouri S&T), United States of America
ZN (2006-2007) Lithospheric structure of West Greenland
  • University of Leicester (SEIS UK), United Kingdom
XW (2015-2015) Llaima volcano DOI
LL LLNL NTS Network
  • Lawrence Livermore National Laboratory (LLNL), United States of America
United States of America
9T (1979-1992) LNN Legacy Explosions Dataset Release
  • Lawrence Livermore National Laboratory (LLNL), United States of America
DOI
9A (2010-2011) Loihi Seismicity
  • Woods Hole Oceanographic Institution (WHOI), United States of America
8M (2019-2020) Loki Castle
  • Alfred Wegener Institute for Polar and Marine Research, Germany
DOI
1L (2017-2018) Loki Castle Hydrothermal in-situ Experiments and Seismology Surveys
DOI
XI (2014-2014) Long Beach Broadband or LA Syncline Seismic Interferometry Experiment
  • NodalSeismic, United States of America
DOI
2F (2012-2013) LONGMEN
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
DOI
4O (2018-2020) Longmen P
DOI
1D (2023-2043) Longterm monitoring of swarm earthquakes in the western Eger rift
1J (1996-2016) Long Valley Caldera Full Waveform Tomography
  • USGS Menlo Park, United States of America
LN Los Alamos Seismic Network (LASN)
  • Los Alamos National Laboratory (LANL), United States of America
United States of America
6D (2022-2022) Los Angeles Basin Nodal Seismic Experiment
  • Louisiana State University, United States of America
DOI
6J (2019-2020) Los Angeles Basin Seismic Experiment
  • Louisiana State University, United States of America
DOI
4M (2018-2019) Los Angeles Basin Seismic Experiment
  • Louisiana State University, United States of America
DOI
LA Los Angeles Basin Seismic Network
  • University of Southern California (USC), United States of America
XN (1998-1999) Los Angeles Region Seismic Experiment -- Passive Phase
DOI
6G (2017-2018) Los Humeros
  • GEOFON Program (GFZ-Potsdam, Germany), Germany
DOI
XD (1989-1989) Low Frequency Acoustic Seismic Experiment
  • Woods Hole Oceanographic Institution (WHOI), United States of America
DOI
LC LSC (Laboratorio Subterraneo Canfranc)
DOI
8C (2007-2016) Lucky Strike OBS Network
LK Lunitek Seismic Network
  • Lunitek srl, Italy
DOI
Z2 (2013-2013) Luther OK
  • Cornell University, United States of America
5D (2009-2020) LuxBB Germany
LU Luxembourg Seismic Network Luxembourg
3C (2019-2021) M5 Le Teil 20191111 PostSeismic
DOI
MA Macedonian Seismological Network
  • Macedonia Seismological Observatory, Macedonia
Macedonia
ZO (2020-2020) Machachi
XF (2024-2027) MACIV profiles (Multiscale seismic imaging of Massif Central)
3F (2020-2022) Macquarie Ridge DOI
ZX (2015-2018) MADAM
  • ENS Paris, France
M0 Magadan Regional Seismic Network of the Russian Federation
  • Magadan Branch of the Geophysical Survey of the Russian Academy of Sciences
DOI
XJ (2013-2015) Magadi-Natron Magmatic Rifting Studies
  • University of Rochester, United States of America
DOI
XB (2003-2004) Magdalena Ridge Observatory site noise study
DOI
5J (2020-2022) MAGIC - Distributed Acoustic Sensing
DOI
XY (2005-2006) Magma Accretion and the Formation of Batholiths
DOI
9H (2020-2021) MAGma in ICeland
DOI
5F (2015-2016) Magnetotelluric and seismic investigation of arc melt generation, delivery, and storage beneath Okmok Volcano
  • University of Wisconsin, Madison, United States of America
DOI
1H (2013-2018) Magnetotelluric Observations of Cascadia using a Huge Array
  • Oregon State University (OSU), United States of America
DOI
9A (2015-2016) Makushin Volcano Plumbing
  • University of Wisconsin, Madison, United States of America
DOI

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