Data SupplierCountryStation(s)
 
 
National Geographic Institute of Belgium (NGI)Belgium (BEL)
1
National Institute for Earth Physics (NIEP)Romania (ROU)
29
National Institute of Geophysics, Geodesy and Geography (NIGGG)Bulgaria (BGR)
17
National and Kapodistrian University of Athens (NKUA)Greece (GRC)
2
Norwegian Mapping Authority (NMA)Norway (NOR)
23
National Observatory of Athens (NOA)Greece (GRC)
23
NERC Space Geodesy Facility (NSGF)United Kingdom of Great Britain and Northern Ireland (the) (GBR)
2
National University of Water and Environmental Engineering (NUWEE)Ukraine (UKR)
1
Istituto Nazionale di Oceanografia e di Geofisica Sperimentale - OGS (OGS/CRS)Italy (ITA)
21
Ordnance Survey (OS)United Kingdom of Great Britain and Northern Ireland (the) (GBR)
186
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