Postcode (January 2024) to OA (2021) to Westminster Parliamentary Constituencies (July 2024) Lookup in EW

This CSV file provides a lookup of postcodes in England and Wales (best-fitted from 2021 Census Output Areas) as at January 2024 to the new Westminster Parliamentary Constituencies that were operable from 4th July 2024. (File size 18MB).

Data and Resources

Additional Info

Field Value
Source https://open-geography-portalx-ons.hub.arcgis.com/datasets/ons::postcode-january-2024-to-oa-2021-to-westminster-parliamentary-constituencies-july-2024-lookup-in-ew
Last Updated November 4, 2025, 11:01 (UTC)
Created January 18, 2024, 20:01 (UTC)