Blog: Open Source/Creative Commons

OpenData – UK Postcodes

The UK government has been publishing UK postcode data for nearly a year now. It is available for free here from the Ordnance Survey and is branded as Code-Point® Open. Essentially the data provides 1.7 million UK postcodes, with their British National Grid Reference, local authority and ward listed for each. The most interesting data is the grid reference, supplied as a full Northing and Easting value. These can be used to calculate distances between postcodes, as well as being