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 details of recent changes that have impacted on the data. Various annexes and tables provide more detailed supporting information. The download includes PDF and ODT versions of the user guide. (File size - 830 KB)

This is the ONS Postcode Directory (ONSPD) for the United Kingdom as at February 2025 in Comma Separated Variable (CSV) and ASCII text (TXT) formats. This file contains the multi CSVs so that postcode areas can be opened in MS Excel. To download the zip file click the Download button. The ONSPD relates both current and terminated postcodes in the United Kingdom to a range of current statutory administrative, electoral, health and other area geographies. It also links postcodes to 2001 Census Output Areas (OA) and Super Output Areas (SOA) for England and Wales, 2001 Census OAs and SOAs for Northern Ireland and 2001 Census OAs and Data Zones (DZ) for Scotland. It also contains 2021 Census OAs and SOAs for England, Wales and Northern Ireland and 2022 Census OAs DZs and Intermediate Zones (IZ) for Scotland. It helps support the production of area-based statistics from postcoded data. The ONSPD is produced by ONS Geography, who provide geographic support to the Office for National Statistics (ONS) and geographic services used by other organisations. The ONSPD is issued quarterly. (File size - 234 MB) Please note that this product contains Royal Mail, Gridlink, LPS (Northern Ireland), Ordnance Survey and ONS Intellectual Property Rights.

This is the ONS Postcode Directory (ONSPD) for the United Kingdom as at February 2025 in Comma Separated Variable (CSV) and ASCII text (TXT) formats. This file contains the multi CSVs so that postcode areas can be opened in MS Excel. To download the zip file click the Download button. The ONSPD relates both current and terminated postcodes in the United Kingdom to a range of current statutory administrative, electoral, health and other area geographies. It also links postcodes to 2001 Census Output Areas (OA) and Super Output Areas (SOA) for England and Wales, 2001 Census OAs and SOAs for Northern Ireland and 2001 Census OAs and Data Zones (DZ) for Scotland. It also contains 2021 Census OAs and SOAs for England, Wales and Northern Ireland and 2021 Census OAs DZs and Intermediate Zones (IZ) for Scotland. It helps support the production of area-based statistics from postcoded data. The ONSPD is produced by ONS Geography, who provide geographic support to the Office for National Statistics (ONS) and geographic services used by other organisations. The ONSPD is issued quarterly. (File size - 234 MB) Please note that this product contains Royal Mail, Gridlink, LPS (Northern Ireland), Ordnance Survey and ONS Intellectual Property Rights.

This file contains the National Statistics Postcode Lookup (NSPL) for the United Kingdom as at February 2025 in Comma Separated Variable (CSV) and ASCII text (TXT) formats. To download the zip file click the Download button. The NSPL relates both current and terminated postcodes to a range of current statutory geographies via ‘best-fit’ allocation from the 2021 Census Output Areas (national parks and Workplace Zones are exempt from ‘best-fit’ and use ‘exact-fit’ allocations) for England, Wales, Scotland and Northern Ireland. It supports the production of area-based statistics from postcoded data. The NSPL is produced by ONS Geography, who provide geographic support to the Office for National Statistics (ONS) and geographic services used by other organisations. The NSPL is issued quarterly. (File size - 196 MB).N.B. From now onwards this will be known simply as the National Statistics Postcode Lookup (NSPL).

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 details of recent changes that have impacted on the data. Various annexes and tables provide more detailed supporting information. The download includes PDF and ODT versions of the user guide. (File size - 629 KB)

This file contains the 'Full' NHS Postcode Directory (NHSPD) as at February 2025 and includes 2024 Cancer Alliances. The NHSPD relates both current and terminated postcodes in the United Kingdom to a range of current statutory administrative, electoral, health and other geographies. It also links postcodes to pre-2002 health areas and both 2001 Census and 2011 Census Output Areas and Super Output Areas. The NHSPD is issued quarterly. For further technical information about this file, please refer to the User Guide contained within the downloadable zip file. Please note that this product contains Royal Mail, Gridlink, LPS (Northern Ireland), Ordnance Survey and ONS Intellectual Property Rights. (File Size - 116 MB)

This file contains the 'Extract' NHS Postcode Directory (NHSPD) as at February 2025 and includes 2024 Cancer Alliance changes. The NHSPD relates both current and terminated postcodes in the United Kingdom to a selection of health geographies. The NHSPD is issued quarterly. For further technical information about this file, please refer to the User Guide contained within the downloadable zip file. Please note that this product contains Royal Mail, Gridlink, LPS (Northern Ireland), Ordnance Survey and ONS Intellectual Property Rights. (File size - 14 MB)

A best-fit lookup between postcodes, 2021 Census Output Areas (OA), Lower Layer Super Output Areas (LSOA), Middle Layer Super Output Areas (MSOA) and local authority districts (LAD). Postcodes are as at February 2025 in the UK and are best-fitted by plotting the location of the postcode's mean address into the areas of the output geographies. (File size 24 MB). Field Names - PCD7, PCD8, PCDS, DOINTR, DOTERM, USERTYPE, OA21CD, LSOA21CD, MSOA21CD, LADCD, LSOA21NM, MSOA21NM, LADNM, LADNMW Field Types - All Text Field Lengths - 7, 8, 8, 8, 8, 1, 9, 9, 9, 9, 55, 65, 45, 45

Ce fichier contient le National Statistics Postcode Lookup (NSPL) pour le Royaume-Uni en novembre 2024 aux formats Comma Separated Variable (CSV) et ASCII text (TXT). Pour télécharger le fichier zip cliquez sur le bouton Télécharger. Le NSPL relie les codes postaux actuels et résiliés à une série de zones géographiques légales actuelles au moyen de l’allocation «meilleur ajustement» des zones de sortie du recensement de 2021 (les parcs nationaux et les zones de travail sont exemptés de l’allocation «meilleur ajustement» et utilisent l’allocation «exact ajustement») pour l’Angleterre, le Pays de Galles, l’Écosse et l’Irlande du Nord. Il soutient la production de statistiques par zone à partir de données codées par la poste. Le NSPL est produit par ONS Geography, qui fournit un soutien géographique à l'Office for National Statistics (ONS) et des services géographiques utilisés par d'autres organisations. Le NSPL est émis trimestriellement. (Taille du fichier - 195 Mo).