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Register of Geographic Codes (June 2020) for the UK (V2)

The Register of Geographic Codes (RGC) is a key product that contains the definitive list of UK statistical geographies. ONS maintains the definitive set of statistical geographies, coordinates the...

Integrated Care Boards (April 2026) Boundaries EN BFE

This file contains the digital vector boundaries for Integrated Care Boards, in England, as at April 2026.The boundaries available are: (BFE) Full resolution - extent of the realm (usually this is...

Counties (December 2025) Names and Codes in EN

This file contains names and codes for Counties in England as at 31st December 2025. (File Size - 16 KB)Field Names - CTY25CD, CTY25NMField Types - Text, TextField Lengths - 9, 16

Standard Area Measurements for Local Administrative Units (Level 1) (January 2025) in the UK

This CSV file contains the Standard Area Measurements (SAM) for the Local Administrative Units level 1 in the United Kingdom as at 1st January 2025. All measurements provided are ‘flat’ as they do...

Standard Area Measurements for International Territorial Level 3 (January 2025) in the UK

This CSV file contains the Standard Area Measurements (SAM) for the International Territorial Level 3 in the United Kingdom as at 1st January 2025. All measurements provided are ‘flat’ as they do...

Standard Area Measurements for International Territorial Level 1 (January 2025) in the UK

This CSV file contains the Standard Area Measurements (SAM) for the International Territorial Level 1 in the United Kingdom as at 1st January 2025. All measurements provided are ‘flat’ as they do...

Standard Area Measurements for International Territorial Level 2 (January 2025) in the UK

This CSV file contains the Standard Area Measurements (SAM) for the International Territorial Level 2 in the United Kingdom as at 1st January 2025. All measurements provided are ‘flat’ as they do...

NHS Postcode Directory for the UK Full (November 2025)

This file contains the 'Full' NHS Postcode Directory (NHSPD) as at November 2025. The NHSPD relates both current and terminated postcodes in the United Kingdom to a range of current statutory...

Standard Area Measurements for the Parishes and Non-Civil Parished Areas (December 2023) in EW

This CSV file contains the Standard Area Measurements (SAM) for the parishes and non-civil parished areas in England and Wales as at December 2023. All measurements provided are ‘flat’ as they do...

Standard Area Measurements for the Parishes and Non Civil Parished Areas (December 2024) in EW

This CSV file contains the Standard Area Measurements (SAM) for the parishes and non-civil parished areas in England and Wales as at December 2024. All measurements provided are ‘flat’ as they do...

NHS Postcode Directory for the UK Full (February 2026)

This file contains the 'Full' NHS Postcode Directory (NHSPD) as at February 2026. The NHSPD relates both current and terminated postcodes in the United Kingdom to a range of current statutory...

County Electoral Division (May 2025) Boundaries EN BSC

This file contains the digital vector boundaries for County Electoral Division, in England, as at May 2025. The boundaries available are: (BSC) Super Generalised (200m) - clipped to the...

National Assembly for Wales Constituencies (December 2021) Boundaries WA BUC (V3)

This file contains the digital vector boundaries for National Assembly for Wales Constituencies in Wales as at December 2021. The boundaries available are: (BUC) Ultra generalised (500m) -...

Code History Database (December 2022) for the UK (V2)

This zip file contains the Code History Database for the United Kingdom as at December 2022. This is a Version 2 of the database that removes the Combined field in the Geography Listings and...

Unitary Authority to Local Health Board (December 2025) Lookup in WA

A lookup file between unitary authorities and local health boards in Wales as at 31st December 2025.  (File Size - 16 KB) Field Names - UA25CD, UA25NM, LHB25CD, LHB25NMField Types - Text,...

National Statistics Postcode Lookup (February 2026) for the UK

This file contains the National Statistics Postcode Lookup (NSPL) for the United Kingdom as at February 2026 in Comma Separated Variable (CSV) and ASCII text (TXT) formats. To download the zip file...

National Statistics Postcode Lookup (May 2026) for the UK (Hosted Table)

This is the National Statistics Postcode Lookup (NSPL) for the United Kingdom as at May 2026 in Comma Separated Variable (CSV).  This is a new hosted table so can be accessed via API. The NSPL...

Annex B NIEA Mercury 25 Site review 05 11 2025

Approximately 14,000 sites make uip trhe Historical Land Use Database.  All of these were analysed for the potential of Mercury land Contamination during the production of the main report (See...

National Statistics Postcode Lookup (February 2026) for the UK (Hosted Table)

This is the National Statistics Postcode Lookup (NSPL) for the United Kingdom as at February 2026 in Comma Separated Variable (CSV).  This is a new hosted table so can be accessed via API. The...

National Parks (December 2022) Boundaries GB BFC (V3)

This file contains the digital vector boundaries for National Parks, in Great Britain, as at December 2022. The boundaries available are: (BFC) Full resolution - clipped to the coastline (Mean...