Viamichelin - REST API - Documentation - Geocoding - v1.0
Access to a location resource providing its unique identifier (locid). This location can be an administrative area (country, city, etc), an adress with strret number or a POI (cityhall, etc)
Converts addresses into geographic coordinates (WGS84) and obtain an ordered list of places matching these geographical coordinates with the parameters provided. Address is entered on 4 separate fields (country, city, postcode, street).
Reverse geocoding: Rgeocode
Reverse geocoding is the opposite of the geocoding function: converting geographic coordinates into a recognisable address and returning the road segment or nearest place from WGS84 coordinates specified as parameters.