https://www.data.gov.uk/dataset/6429e85d-100f-40d6-904a-bf67d2c6cce7/national-statistics-uprn-lookup-september-2024-epoch-112-user-guide
National Statistics UPRN Lookup (September 2024) (Epoch 112) User Guide - data.gov.uk
https://geoportal.statistics.gov.uk/datasets/3ceb08e2100947409b0cb9d5ab5baf00/
ONS UPRN Directory (November 2025) (Epoch 122)
This file contains the ONS UPRN Directory (ONSUD) for Great Britain as at November 2025. The ONSUD relates the Unique Property Reference Number (UPRN) for each...
onsdirectorynovemberepoch
https://www.ons.gov.uk/methodology/geography/geographicalproducts/nationalstatisticsaddressproducts
National Statistics UPRN Products - Office for National Statistics
Our address directory assigns geographies to properties using the OA best-fit methodology
national statisticsproductsoffice
https://uprn.org.uk/
UPRN.org.uk
uk