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Postcode to Postcode Sector to Postcode District to Postcode Area (March 2021...
A lookup between postcodes and postcode sectors, postcode districts and postcode areas as at March 2021 in England and Wales (File size 5MB). -
National Statistics UPRN Lookup (March 2021)
This file contains the National Statistics UPRN Lookup (NSUL) for Great Britain as at March 2021. The NSUL relates the Unique Property Reference Number (UPRN) for each GB...