- 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.
- Getty Thesaurus of Geographic Names
- Find place and feature names worldwide with the Getty Thesaurus of Place Names. Results include coordinates as well as contextual information such as state and province.
- 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.
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