30 Jun 2020
Postcodes.io v12.0.0 has been released
Postcodes.io v12.0.0 release brings Ordnance for National Statistics Postcode Directory, Scottish Postcode Directory and Ordnance Survey Open Names up-to-date.
Keep track of our releases here.
Postcodes.io is an open source project maintained by Ideal Postcodes. It is a free mapping API and geocoder for the UK.
Updated with the latest data from Ordnance Survey and Office for National Statistics, you can extract address data such as the inward or outward codes of a postcode, confirm valid or terminated postcodea and even query the nearest postcodes.