ITL Level 3 (2021) to ITL Level 3 (2025) Lookup in the UK

A lookup file between the International Territorial Levels (ITL level 3) areas in the United Kingdom that were operative in January 2021 and January 2025.  (File Size - 48 KB)Field Names - ITL321CD, ITL321NM, ITL325CD, ITL325NMField Types - Text, Text, Text, TextField Lengths - 5, 70, 5, 52

Data and Resources

Additional Info

Field Value
Source https://open-geography-portalx-ons.hub.arcgis.com/datasets/ons::itl-level-3-2021-to-itl-level-3-2025-lookup-in-the-uk
Last Updated November 4, 2025, 11:03 (UTC)
Created January 12, 2025, 14:02 (UTC)