Geocoding — entry 050 of 80

LatLng

Verified Jul 2026

LatLng bundles forward/reverse geocoding, OpenStreetMap-powered places search, and static map/vector tiles behind two key types: a secret server-side "latlng_" key for the data APIs, and a domain-restrictable "pk_latlng_" key for embeddable map tiles. Every request needs one of these keys via an X-Api-Key header (the stored "None" auth was stale); geocoding responses come back as GeoJSON FeatureCollections. A live Origin-header probe confirms open CORS on the API host, and the free tier covers 3,000 geocoding requests/day before the paid Pro plan kicks in.

geocodingreverse-geocodingplacesmap-tilesfreemium
AuthenticationAPI KeySign up with the provider to obtain credentials.
HTTPSSupportedTraffic is encrypted in transit.
CORSEnabledCallable directly from browser JavaScript.
PricingFreemiumA usable free tier exists, with paid plans for more volume.
FormatsGeoJSONResponses can be requested as GeoJSON.

GreatAPIs Score

Score61out of 100
Authentication15/25API key required
Pricing17/20Freemium tier available
Docs0/20No docs or spec available
Formats9/15Single response format
Freshness20/20Verified within 6 months

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Scored 61 on greatapis.com
<a href="https://greatapis.com/api/latlng/"><img src="https://greatapis.com/badge/latlng.svg" alt="Scored 61 on greatapis.com"></a>

Auth quickstart

  1. Sign up with the provider to get an API key.
  2. Send it on every request as a headerAuthorization: <key>
  3. The exact header isn't documented — Authorization is a common default; confirm in the provider's docs.
Stored keyNo key stored

Your key is stored only in this browser (localStorage) and sent directly to the API — never to greatapis.