Geoscience Australia, Canberra, ACT, Australia -- Canberra, Australia (AUST)
Seismological Survey of Serbia -- Belgrade, Serbia (BEO)
British Geological Survey -- Edinburgh, United Kingdom (BGS)
National Institute for Earth Physics -- Bucharest, Romania (NIEP)
HUN-REN EPSS Kövesligethy Radó Seismological Observato -- Budapest, Hungary (BUD)
GeoForschungsZentrum (GFZ) -- Potsdam, Germany (GFZ)
Geophysical Survey of the Russian Academy of Sciences -- Obninsk, Russia (GSRAS)
Instituto Portugues do Mar e da Atmosfera -- Lisbon, Portugal (IPMA)
Kandilli Observatory and Earthquake Research Institute -- Istanbul, Türkiye (KOERI)
Ukrainian NDC, Main Center of Special Monitoring -- Kyiv, Ukraine (MCSM)
National Earthquake Information Center, U.S. Geological Survey -- Golden, United States (NEIC)
Republican Seismic Survey Center or Azerbaijan National Academy of Sciences -- Baku, Azerbaijan (RSSC)
EMSC -- Arpajon, France (SC4)
Seismological and Volcanological Observatory Center -- Dhamar, Yemen (YSVOC)
Institute of Geosciences, Polytechnic University of Tirana -- Tirana, Albania (IGEO)