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National Statistics UPRN Lookup (August 2025) (Epoch 120) User Guide

This User Guide contains information about the NSUL including: directory content; data currency; the methodology for assigning areas to postcodes; data formats; data quality and limitations and...

National Statistics Postcode Lookup (August 2025) User Guide

This User Guide contains information about the NSPL including: directory content; data currency; the methodology for assigning areas to postcodes; data formats; data quality and limitations and...

National Statistics UPRN Lookup (November 2025) (Epoch 122) User Guide

This User Guide contains information about the NSUL including: directory content; data currency; the methodology for assigning areas to postcodes; data formats; data quality and limitations and...

National Statistics Postcode Lookup (November 2025) User Guide

This User Guide contains information about the NSPL including: directory content; data currency; the methodology for assigning areas to postcodes; data formats; data quality and limitations and...

National Statistics UPRN Lookup (December 2025) (Epoch 123) User Guide

This User Guide contains information about the NSUL including: directory content; data currency; the methodology for assigning areas to postcodes; data formats; data quality and limitations and...

ONS UPRN Directory (December 2025) (Epoch 123) User Guide

This User Guide contains information about the ONSUD including: directory content; data currency; the methodology for assigning areas to postcodes; data formats; data quality and limitations and...

National Statistics Postcode Lookup (February 2026) User Guide

This User Guide contains information about the NSPL including: directory content; data currency; the methodology for assigning areas to postcodes; data formats; data quality and limitations and...

ONS Postcode Directory (February 2026) User Guide

This User Guide contains information about the ONSPD including: directory content; data currency; the methodology for assigning areas to postcodes; data formats; data quality and limitations and...

Register of Geographic Codes (June 2026) 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...

Mercury Q&A Document Annex C

A set of Q&As to accompany the Mercury Potential Report and associated feature layer and dataset. The aim of this is to attempt to answer some of the most common or likely queries or concerns...

Output Area (2011) to Local Health Boards (December 2020) Exact Fit Lookup in Wales

This file is a lookup between Output Areas (2011) and local health boards in Wales as at 31st December 2020.  (File Size - 3MB) Field Names - OA11CD, LHB20CD, LHB20NM, LHB20NMW,...

Local Authority Districts (December 2019) Boundaries UK BFE

This file contains the digital vector boundaries for Local Authority Districts in the United Kingdom, as at 31 December 2019. The boundaries available are: (BFE) Full resolution - extent of...

Wards (December 2025) Boundaries UK BFE

This file contains the digital vector boundaries for Wards, in the United Kingdom, as at December 2025.The boundaries available are: (BFE) Full resolution - extent of the realm (usually this is the...

Wards (December 2025) Boundaries UK BGC

This file contains the digital vector boundaries for Wards, in the United Kingdom, as at December 2025.The boundaries available are: (BGC) Generalised (20m) - clipped to the coastline (Mean High...

Wards (December 2025) Boundaries UK BSC

This file contains the digital vector boundaries for Wards, in the United Kingdom, as at December 2025.The boundaries available are: (BSC) Super Generalised (200m) - clipped to the coastline (Mean...

Clinical Commissioning Groups to STP to CAL and NCV (April 2017) Lookup in EN (V3)

A lookup file between clinical commissioning groups (CCGs), sustainability and transformation partnerships (STP) and Cancer Alliances / National Cancer Vanguards (CALNCV) in England as at 1 April...

Local Enterprise Partnerships (April 2020) Map in EN

A PDF map showing the local enterprise partnerships (LEPs) in England as at April 2020.  (File Size - 208 KB)

Local Planning Document - Policy LPD 18 - Local Nature Reserve

Local Planning Document - Policy LPD 18 - Local Nature ReservePlease note that some of the information shown on the policies map and the appendices to the Local Planning Document may have...

Local Planning Document - Policy LPD 28 - Conservation Area

Local Planning Document - Policy LPD 28 - Conservation AreaPlease note that some of the information shown on the policies map and the appendices to the Local Planning Document may have changed...

Ward 1981 to Ward 1991 (April 1991) Lookup in EW

This file is a lookup between 1981 wards and 1991 wards in England and Wales as at 1st April 1991. (File size: 3MB).Field Names - WD81CD, WD81NM, LAD81CD, LAD81NM, WD91CD, WD91NM, LAD91CD,...