- Getty Thesaurus of Geographic Names - search on place and feature names worldwide. Results identify location contextually, ie what state or province a city is in, and by coordinates.
- U.S. Geographic Nameserver -
- Canadian Geographical Names - server queries can be made by name or point coordinates for current, historical and undersea places and geographical features.
- GEOnet Names Server - searchable database of place names and features outside the U.S., developed by the National Imagery and Mapping Agency.
- U.S. Geographic Names Information System - find out where a city or other feature such as a mountain or lake is in the United States.







