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Register of Geographic Codes (December 2025) for the UK

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...

Hierarchical Representation of UK Geographies (December 2025)

The Hierarchical Representation of UK Geographies shows all UK geographies within their geography groups and geographical areas, as at December 2025. The pdf is scaled to A3 paper size. (File Size...

Online ONS Postcode Directory (Live)

This file contains the digital vector centroids for the Live Postcodes in the UK as at May 2026.The centroids are of every live postcode in the United KingdomContains both Ordnance Survey and ONS...

Local Authority District to Local Skills Improvement Plan Areas (October 2025) Lookup in EN

This file contains a lookup for Local Authority districts to Local Skills Improvement Plan areas in England as at 1st October 2025.  (File Size - 16 KB).Field Names – LAD25CD, LAD25NM,...

LSOA (2021) to Electoral Ward (2023) to LAD (2023) Best Fit Lookup in EW

Please Note: This file updated on 26th August 2025 to correct ward/local authority district allocation for E01027305 - West Northamptonshire 048E which was incorrect. See further details on our...

Output Areas (December 2011) Map - South West Region

A PDF map showing the output areas in the South West Region of England as at December 2011. (File Size - 15 MB)

Local Authority District to Combined Authority (December 2021) Lookup in EN (V2)

A lookup file between local authority districts (LAD) and combined authorities (CAUTH) in England as at 31st December 2021.Field Names - LAD21CD, LAD21NM, CAUTH21CD, CAUTH21NM, OBJECTIDField Types...

Ward to Local Authority District (December 2018) Lookup in the UK

This is a lookup file between electoral wards/divisions and local authority districts in the United Kingdom as at 31 December 2018.  (File Size - 1MB) Field Names - WD18CD, WD18NM,...

Output Area (2011) to Region (December 2018) Exact Fit Lookup in EW

This file is a lookup between Output Areas (OA) and Regions as at 31 December 2018 in England and Wales.  (File Size - 19 MB)Field Names - OA11CD, RGN11CD, RGN11NM, RGN11NMWField Types - Text,...

Local Planning Authorities (December 2022) Names and Codes in the UK

This file contains the names and codes for local planning authorities (LPA) in the United Kingdom as at 31st December 2022. The co-terminous relates to whether it is co-terminous with the local...

Scottish Parliamentary Constituencies to SPR (December 2018) Lookup in SC

A lookup file between Scottish Parliamentary Constituencies and Scottish Parliamentary Regions in Scotland as at 31st December 2018.  (File Size - 32 KB) Field Names - SPC18CD, SPC18NM,...

Parishes (April 2024) Names and Codes in EW

This file contains names and codes for the parishes and communities in England and Wales as at 1st April 2024.  (File Size -1.5 MB)Field Names - PAR24CD, PAR24NM, PAR24NMW, LAD24CD, LAD24NM,...

Westminster Parliamentary Constituency to EER (December 2018) Lookup in the UK

A lookup file of the Westminster Parliamentary Constituencies to European Electoral Regions in the United Kingdom as at 31st December 2018. (File Size - 104KB)Field Names - PCON18CD, PCON18NM,...

Parish to Ward to Local Authority District (December 2018) Lookup in EW

This is a lookup file between civil parishes/communities, electoral wards/divisions in England and Wales as at 31 December 2018.  (File Size - 3 MB) Field Names - PAR18CD, PAR18NM,...

National Parks (December 2020) Names and Codes in GB

This file contains the names and codes for the National Parks in Great Britain as at 31 December 2020. (File size - 16KB). Field Names - NPARK20CD, NPARK20NMField Types - Text, TextField...

National Parks (April 2023) Names and Codes in GB

This file contains the names and codes for the National Parks in Great Britain as at 1st April 2023. (File size - 16KB). Field Names - NPARK23CD, NPARK23NM, NPARK23NMWField Types - Text, Text,...

Parishes (December 2024) Names and Codes in EW

This file contains names and codes for the parishes and communities in England and Wales as at 31st December 2024.  (File Size - 557 KB)Field Names - PAR24CD, PAR24NM, PAR24NMW, LAD24CD,...

National Parks (December 2024) Names and Codes in GB

This file contains the names and codes for the National Parks in Great Britain as at 31st December 2024. (File size - 16KB). Field Names - NPARK24CD, NPARK24NM, NPARK24NMWField Types - Text,...

Local Authority District to Country (December 2024) Lookup in the UK

This is a lookup file between local authority districts and countries in the UK as at 31st December 2024.  (File Size - 64 KB)Field Names - LAD24CD, LAD24NM, LAD24NMW, CTRY24CD, CTRY24NM,...

Standard Area Measurements for Westminster Parliamentary Constituencies (December 2021) in the UK

This zip file contains the Standard Area Measurements (SAM) for the Westminster Parliamentary Constituencies in the United Kingdom as at 31 December 2021. All measurements provided are...