Reverse Geocoding

Reverse Geocoding Webservices

"Reverse Geocoding" is the process of finding an address, toponym or an other type of resource for a given lat/lng pair. Geonames offers a wide range of reverse geocoding web services.

Find nearby postal codes : finds postal codes and place names for the given lat/lng within a given radius. (supported countries)
Find nearby place name : finds place names for the given lat/lng within a given radius
Find nearby Wikipedia articles : finds wikipedia articles for the given lat/lng within a given radius
Country : finds the ISO country code for the given lat/lng.
Country Subdivision : finds the country and the administrative subdivison for the given lat/lng.
Weatherstation and weather observation : finds weatherstations and most recent weather observations for the given lat/lng.

Street level reverse geocoding services for the US are being 'beta' tested :

Find nearest Address (beta) : Finds the nearest street and address for a given lat/lng pair. (US only)
Find nearest Intersection (beta) : Finds the nearest street and the next crossing street for a given lat/lng pair. (US only)
Find nearby Streets (beta) : Finds the nearest street segments for a given lat/lng pair. (US only)