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