Administrative & Statistical Geographies · United Kingdom

Great Britain - Postcode Sector Boundaries (derived, 2026)

Postcode sector boundaries for Great Britain, derived by Tekantis Limited (Icon Map) by merging the postcode unit boundaries, so every sector is exactly the land of its units. Every addressable property in the ONS National Statistics UPRN Lookup is placed in its own postcode polygon, and…

Source: Tekantis Limited (Icon Map), derived from ONS, OS, Royal Mail, GeoPlace and HM Land Registry open data

Licence: Open Government Licence v3.0

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