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Regions (December 2025) Names and Codes in EN

This file contains the names and codes for regions (former GORs) in England as at 31st December 2025.  (File Size - 13 KB) Field Names - RGN25CD, RGN25NM, RGN25NMWField Types - Text,...

National Assembly for Wales Constituencies (December 2020) Names and Codes in WA

This file contains the names and codes for National Assembly for Wales Constituencies in Wales as at 31 December 2020.  (File Size - 16 KB) Field Names - NAWC20CD, NAWC20NM, FIDField...

County and Unitary Authority (December 2022) Names and Codes in the UK

A file containing the county and unitary authority (counties, metropolitan counties, London boroughs, unitary authorities, council areas and local government districts) in the United Kingdom as at...

Wards (May 2025) Names and Codes in the UK

This file contains the names and codes for electoral wards/divisions in the United Kingdom as at 1st May 2025.(File Size - 736KB)Field Names - WD25CD, WD25NM, WD25NMWField Types - Text, Text,...

Senedd Cymru Constituencies (December 2023) Names and Codes in WA

This file contains the names and codes for Senedd Cymru Constituencies in Wales as at 31st December 2023.  (File Size - 16 KB) Field Names - SENC23CD, SENC23NMField Types - Text,...

Senedd Cymru Constituencies (December 2024) Names and Codes in WA

This file contains the names and codes for Senedd Cymru Constituencies in Wales as at 31st December 2024.  (File Size - 16 KB) Field Names - SENC24CD, SENC24NMField Types - Text,...

Code History Database (July 2024) for the UK

This zip file contains the Code History Database for the United Kingdom as at July 2024.  (File size: 50.5 MB)To download the zip file click the Download button.Updates in England to: ...

Westminster Parliamentary Constituencies (December 2018) Names and Codes in the UK

This file contains the names and codes for Westminster parliamentary constituencies in the United Kingdom as at 31 December 2018.  (File Size - 72 KB)  Field Names - PCON18CD,...

Local Authority Districts (December 2022) Names and Codes in the UK

This file contains the names and codes for local authority districts (LAD) and unitary authorities (UA) in the United Kingdom as at 31st December 2022. (File Size - 48KB)Field Names - LAD22CD,...

Local Authority Districts (April 2023) Names and Codes in the UK

This file contains the names and codes for local authority districts (LAD) and unitary authorities (UA) in the United Kingdom as at 1st April 2023. (File Size - 48KB)Field Names - LAD23CD, LAD23NM,...

Local Authority Districts (December 2024) Names and Codes in the UK

This file contains the names and codes for local authority districts (LAD) and unitary authorities (UA) in the United Kingdom as at 31st December 2024. (File Size - 48KB)Field Names - LAD24CD,...

Travel to Work Areas (December 2001) Names and Codes in the UK

This file contains the names and codes for the travel to work areas (TTWA) in the United Kingdom as at 31 December 2001 (File Size 9KB).REST URL of Feature Access Service –...

Code History Database (June 2025) for the UK

This zip file contains the Code History Database for the United Kingdom as at 1st June 2025. (File size: 52.5 MB)To download the zip file click the Download button.Updates in England to: Civil...

International Territorial Levels Level 1 (January 2025) Names and Codes in the UK

This file contains names and codes for International Territorial Levels, Level 1 (ITL1) in the United Kingdom as at the 1st January 2025.  (File Size - 16 KB)Field Names - ITL125CD,...

International Territorial Levels Level 2 (January 2025) Names and Codes in the UK

This file contains names and codes for International Territorial Levels, Level 2 (ITL1) in the United Kingdom as at the 1st January 2025.  (File Size - 16 KB)Field Names - ITL225CD,...

National Assembly for Wales Electoral Regions (December 2021) Names and Codes in WA

This file contains the names and codes for National Assembly for Wales electoral regions in Wales as at 31 December 2021.  (File Size - 13 KB) Field Names - NAWER21CD, NAWER21NM,...

Built-up Area Sub Divisions (March 2011) Names and Codes in EW

A names and codes file for built-up area sub-divisions in England and Wales as at 27 March 2011 (Census day). File Size 54KB.REST URL of Feature Access Service –...

Travel to Work Areas (December 2011) Names and Codes in the UK

This file contains the names and codes for the travel to work areas (TTWA) in the United Kingdom as at 31 December 2011 (File Size 7KB).REST URL of Feature Access Service –...

Middle layer Super Output Areas (December 2011) Names and Codes in EW

This file contains the names and codes for 2011 Census Middle Layer Super Output Areas (MSOA) in England and Wales as at 31 December 2011 (File Size 215KB).REST URL of Feature Access Service –...

Lower layer Super Output Areas (December 2011) Names and Codes in EW

This file contains the names and codes for 2011 Census Lower Layer Super Output Areas (LSOA) in England and Wales as at 31 December 2011 (File Size 1MB).REST URL of Feature Access Service –...