Unique agency IDAbbreviationFull nameCountryInternational network(s)Local network(s)Station(s)
NPLNPLNational Physical LaboratoryUnited Kingdom of Great Britain and Northern Ireland (the) (GBR)EPN
NSGFNSGFNERC Space Geodesy FacilityUnited Kingdom of Great Britain and Northern Ireland (the) (GBR)EPN, EPOS
NULPNULPNational University "Lviv Polytechnic"Ukraine (UKR)EPN
NUSERNUSER-
OCAOCAObservatoire de la Côte d'AzurFrance (FRA)EPN densification, EPOSRENAG
OMPOMPObservatoire Midi-PyrénéesFrance (FRA)EPN densification, EPOSRENAG
OPGCOPGCObservatoire de Physique du Globe de Clermont-FerrandFrance (FRA)EPN densification, EPOSRENAG
OREMEOREMEObservatoire de Recherche Méditerranéen de l’EnvironnementFrance (FRA)EPN densification, EPOSRENAG
OSOSOrdnance SurveyUnited Kingdom of Great Britain and Northern Ireland (the) (GBR)EPN, EPN densification, EPOSOS Net