Landsamt fur Geologie, Rohstoffe und Bergbau -- Freiburg, Germany (LED)
Geophysical Institute of the Academy of Sciences -- Prague, Czech Republic (GFU)
Technological Educational Institute of Crete, Seismological Network of Crete -- Chania, Greece (HSNC)
Seismological Survey of Serbia -- Belgrade, Serbia (BEO)
GeoForschungsZentrum (GFZ) -- Potsdam, Germany (GFZ)
Montenegro Seismological Observatory -- Podgorica, Montenegro (MSO)
Inst. de Astron., Geof. e Ciencias Atmos., Univ. de S?o Paulo, Brazil -- , Brazil (VAO)
National Institute in Geophysics, Geodesy and Geography - BAS -- Sofia, Bulgaria (SOF)
Republican Seismic Survey Center or Azerbaijan National Academy of Sciences -- Baku, Azerbaijan (RSSC)
Bundesanstalt fur Geowissenschaften und Rohstoffe, German Regional Seismograph Network -- Hannover, Germany (BGR)
National Earthquake Information Center, U.S. Geological Survey -- Golden, United States (NEIC)
Disaster and Emergency Management Presidency, Earthquake Department (AFAD) -- Ankara, Turkey (AFAD)
GeoSphere Austria -- Vienna, Austria (GSA)
Slovenian Environment Agency, Seismology Office -- Ljubljana, Slovenia (ARSO)
Instituto Geografico Nacional -- Madrid, Spain (IGN)
National Institute for Earth Physics -- Bucharest, Romania (NIEP)
National Observatory of Athens, Geodynamic Institute -- Athens, Greece (NOA)
Institute of Geosciences, Polytechnic University of Tirana -- Tirana, Albania (IGEO)
Laboratoire de Detection et de Geophysique -- Bruyeres-le-Chatel, France (LDG)
Norwegian Seismic Array -- Kjeller, Norway (NORSAR)
HUN-REN EPSS Kövesligethy Radó Seismological Observato -- Budapest, Hungary (BUD)
Aristotle University of Thessaloniki, Department of Geophysics -- Thessaloniki, Greece (THE)
Geophysical Survey of the Russian Academy of Sciences -- Obninsk, Russia (GSRAS)
Kandilli Observatory and Earthquake Research Institute -- Istanbul, Turkey (KOERI)
Instituto Nazionale di Geofisica e Vulcanologia -- Rome, Italy (INGV) -- DOI: https://terremoti.ingv.it/en/iside
Seismological Observatory -- Skopje, North Macedonia, Republic of (SKO)

Disaster and Emergency Management Presidency, Earthquake Department (AFAD) -- Ankara, Turkey (AFAD)
National Observatory of Athens, Geodynamic Institute -- Athens, Greece (NOA)
Aristotle University of Thessaloniki, Department of Geophysics -- Thessaloniki, Greece (THE)
Geophysical Survey of the Russian Academy of Sciences -- Obninsk, Russia (GSRAS)
Kandilli Observatory and Earthquake Research Institute -- Istanbul, Turkey (KOERI)