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bng2latlong

Convert British National Grid coords to lat/long

🗺 Geo & MapsUNMONITORED
AUTH NONECORS ✓AGENT ?HTTPS ✓COMMERCIAL ?

Turns OSGB36 British National Grid coordinates (easting, northing) into WGS84 decimal latitude and longitude, returned as a compact JSON object with a status flag. Part of GetTheData's set of free UK reference-data services. No key or POST body needed.

—HOW IT'S SCORED ⓘ
▶ Run liveDocs ↗
Status badge · for your READMEshipapis health badge: — · unmonitored
ON PROBE SCHEDULE

We probe a documented GET and expect 2xx JSON — full uptime and health score. Open provider docs ↗

Uptime historystarts after first probe

On our probe schedule. Uptime charts appear after the first check lands.

Example responsefrom provider docs — not verified by us
GET https://api.getthedata.com/bng2latlong/565200/122900

{
  "status": "ok",
  "easting": 565200,
  "northing": 122900,
  "latitude": 50.98181,
  "longitude": 0.35207
}
Call itcurl · fetch · python
curl "https://api.getthedata.com/bng2latlong/565200/122900"
const res = await fetch("https://api.getthedata.com/bng2latlong/565200/122900");
const data = await res.json();
console.log(data);
import requests

res = requests.get("https://api.getthedata.com/bng2latlong/565200/122900")
print(res.json())
Endpoints · 6On scheduleFULL DOCS ↗
On schedule — GET /bng2latlong/565200/122900 awaits first probe
GET/bng2latlong/565200/122900PROBED

Convert British National Grid coords to lat/long

GET/bng2latlong/565200

Bng2latlong details by ID (example: 565200).

GET/bng2latlong/565200/1

565200 details by ID (example: 1).

GET/bng2latlong

Bng2latlong — documented GET route.

GET/bng2latlong/1

Bng2latlong details by ID (example: 1).

GET/bng2latlong?limit=10

Bng2latlong — documented GET route.

Machine-readable spec

We probe a documented GET and expect 2xx JSON — full uptime and health score. Export includes every documented route below.

Response-shape history

Not tracked yet. Shape-change history starts once this API joins our probe schedule.

bng2latlong: common questions

Is bng2latlong free to use?

Yes — bng2latlong is a free geo & maps API. Free tier: Free — limits not published. Whether the free tier allows commercial use is unclear — check the provider docs.

Does bng2latlong need an API key?

No — bng2latlong needs no API key or signup. You can call it straight away; rate limits still apply (Unpublished).

Can I call bng2latlong from the browser?

Yes — bng2latlong returns CORS headers over HTTPS, so front-end code can fetch it directly with no backend proxy. Use the fetch snippet on this page, or hit "Run live" to try it now.

Is bng2latlong up right now?

bng2latlong is catalogued but not yet on our probe schedule, so we don't publish a live status for it. Check the provider's own status page or docs for its current state.