Combined Ordnance Survey addressing & spatial services

Authoritative Address & Features Gazetteer

Unify Ordnance Survey address searches and Unique Property Reference Numbers (UPRNs) with Web Feature Service (WFS) topographic layers, roads, building footprints, and boundaries.

Official OS Places Address Search Database

Ordnance Survey Address Search

Lookup authoritative addresses, retrieve Unique Property Reference Numbers (UPRNs), inspect coordinates, verify street matching postcodes, and check property classification types.

OS Address Database Licensing Notice

Sourced from api.os.uk. OS Places is not an unrestricted open address database. Free transaction allowances apply, and limits must be monitored for large-scale production integrations.

Presets:

Running address validation query on OS database...