From Parliamentary constituencies to council wards, Boundary-Line™ maps every administrative boundary in detail for you. And what's more, it's completely free to download and use.
Get started with geographical analysis, simple route planning and asset management.
Ordnance Survey's addressing product, AddressBase® matches 29 million Royal Mail postal address to unique property reference numbers (UPRN), bringing a geographical dimension to the matched records.
GB Counties - Past and Present
Explore the county boundaries of Great Britain throughout time with our counties map.
OS Open Names
A comprehensive dataset of place names, roads numbers and postcodes for Great Britain.
Our flagship address database, AddressBase® Premium gives you the most up to date, accurate information about addresses, properties and land areas.
Code-Point with polygons
Code-Point with polygons shows the notional shape of every postcode unit in Great Britain, and includes major buildings with multiple postcodes.
Along with Royal Mail PAF data, AddressBase® Plus gives you up-to-date local authority addresses, multi-occupancy addresses and OS MasterMap TOID references.
Code-Point® precisely locates 1.7 million postcode units in Great Britain and Northern Ireland. Each unit contains an average of 15 adjoining addresses.