The IGN Geoportal's Gazetteer service accesses BD Nyme® data for points of interest, BD ADRESSE® data for addresses, BD PARCELLAIRE® for cadastral parcels and BD CARTO® for administrative units. It is based upon "Location Utility Service" (OpenLS) OGC standard.

The IGN Geoportal's Gazetteer service accesses BD Nyme® data for points of interest, BD ADRESSE® data for addresses, BD PARCELLAIRE® for cadastral parcels and BD CARTO® for administrative units. It is based upon "Location Utility Service" (OpenLS) OGC standard.

BD TOPO® data are used by the isochrone map service. A REST API is available.

BD ALTI® data are used by the altimetry service. A REST API is available.

BD TOPO® data are used by the route planning service. A REST API is available.