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About GeoNames

The GeoNames geographical database is available for download free of charge under a creative commons attribution license. It contains over 25 million geographical names and consists of over 12 million unique features whereof 4.8 million populated places and 16 million alternate names. All features are categorized into one out of nine feature classes and further subcategorized into one out of 645 feature codes. (more statistics ...).
The data is accessible free of charge through a number of webservices and a daily database export.

GeoNames is integrating geographical data such as names of places in various languages, elevation, population and others from various sources. All lat/long coordinates are in WGS84 (World Geodetic System 1984). Users may manually edit, correct and add new names using a user friendly wiki interface.

Feature Density Map
Figure : GeoNames Feature Density Map

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Press Coverage and Quotations

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Most important sources

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Features for online users


In order to allow users to improve and correct data browser based update possibilities are available. The update rights of the anonymous (not logged in) user are restricted and records may be locked for update depending on the userlevel.(user manual)
The most recent changes are available here.

GeoNames Users

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GeoNames Messageboard, Mailinglist and Blog

GeoNames Webservice Clients and Plugins

Client libraries developed by the community are available in a number of programming languages such as Java, Ruby, Python, Perl and even Lisp.

GeoNames was founded by Marc Wick. You can reach him at

GeoNames is a project of Unxos GmbH, Tutilostrasse 17d, 9011 St. Gallen, Switzerland.


Creative Commons License
This work is licensed under a Creative Commons Attribution 4.0 License.