Administrative & Statistical Geographies · United Kingdom
Great Britain - Postcode District Boundaries (derived, 2026)
Postcode District Boundaries (derived, 2026) for Great Britain, derived by IconMap from open data: every addressable property (ONS National Statistics UPRN Lookup) is placed in its own postcode polygon (99.4% of properties; the remainder share an exact coordinate with a property of another…
Source: IconMap (derived from ONS, OS, Royal Mail, GeoPlace and HM Land Registry open data)
Licence: Open Government Licence v3.0