Nominatim OpenStreetMap API

FREE NO AUTH

OpenStreetMap geocoding API for searching and reverse geocoding places.

Website

Base URL

https://nominatim.openstreetmap.org

Overview & Specs

Nominatim converts addresses and place names to coordinates and can reverse geocode coordinates back to human-readable locations.

Rate Limit

Strict usage policy; do not bulk abuse

Format

REST / JSON

HTTPS

✓ Enabled

CORS

✓ Allowed (*)

Endpoints Specification

Method Endpoint Path Description
GET /search Geocode a place or address
GET /reverse Reverse geocode coordinates

Live Interactive Sandbox

Test this API endpoint directly inside your browser. Select a method and click Send Request.

Response Payload
200 OK 24 ms
[{"place_id":123,"lat":"25.5941","lon":"85.1376","display_name":"Patna, Bihar, India"}]

Language Code Examples

curl -X GET "https://nominatim.openstreetmap.org/search?q=Patna&format=json" \
  -H "Accept: application/json"

API Status & Latency

Operational

Checked real-time • 100% Uptime target

24 ms

Avg Response