Office for National Statistics data
Download Office for National Statistics (ONS) postcode data for each commissioning region. How to make enquiries about the data and report errors or omissions. Data is uploaded quarterly.
The Office for National Statistics (ONS) supplies postcode related data to ODS.
Before using this data you are strongly advised to read the NHSPD user guide that supports it.
The content covers:
- directory content
- data currency
- latest news, including area changes
- the methodology for assigning areas to postcodes
- data format
- summary statistics and data quality and limitations
- annex A – NHSPD Record Specification
If you have any enquiries about this data, or wish to notify us of any errors or omissions, please contact the Office for National Statistics.
| File description | File | Date uploaded | Quarterly/Monthly |
|---|---|---|---|
| A number of look up tables including the Pseudo Country Postcode files | look_ups | 30 May 2025 | Quarterly |
| Meta data files mapping Government Statistical Service (GSS) standard 9-character codes for administrative and electoral areas, against ODS code where applicable, and the official names for the given areas. | names_and_codes | 30 May 2025 | Quarterly |
|
Postcodes in North East and Yorkshire Commissioning Region |
gridy63 | 30 May 2025 | Quarterly |
|
Postcodes in North West Commissioning Region |
gridy62 | 30 May 2025 | Quarterly |
|
Postcodes in East of England Commissioning Region |
gridy61 | 30 May 2025 | Quarterly |
|
Postcodes in Midlands Commissioning Region |
gridy60 | 30 May 2025 | Quarterly |
|
Postcodes in South East Commissioning Region |
gridy59 | 30 May 2025 |
Quarterly |
| Postcodes in South West Commissioning Region | gridy58 | 30 May 2025 | Quarterly |
| Postcodes in London Commissioning Region | gridy56 | 30 May 2025 | Quarterly |
| Postcodes in Channel Islands and Isle of Man, unallocated postcodes and pseudo codes | gridoth | 30 May 2025 | Quarterly |
| Postcodes in Wales, Scotland and Northern Ireland | gridwsn | 30 May 2025 | Quarterly |
| Complete Gridlink NHS Postcode Directory | gridall | 30 May 2025 | Quarterly |
Last edited: 27 May 2025 11:21 am