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GeoNames

Maps & Geocoding Free key (no card)

AuthenticationFree key (no card)
Rate limitFree account with generous daily/hourly credit limits. Check the official credits table if you are building something busy.

Documentation: www.geonames.org ยท Checked Sep 13, 2026

About

GeoNames has been the web's free place database for nearly 20 years. With a free account (just a username, no card) you can search millions of place names, look up postal codes, find nearby cities, get elevation, and convert coordinates to time zones. Wikipedia links are included for many places.

Details

Free to start. You may need a free key, but no credit card.

Auth: Free key (no card)

Rate limit: Free account with generous daily/hourly credit limits. Check the official credits table if you are building something busy.

Verified: 2026-09-13

Best for: developer business personal

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Setup

  1. Register a free GeoNames account and log in once to activate it.
  2. Add &username=YOUR_USERNAME to every request. It is required.
  3. Start with searchJSON for place search or findNearbyPlaceName for reverse lookup.
  4. URL-encode any names with spaces or special characters.
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