ONS UPRN Directory (October 2025) (Epoch 121)

This file contains the ONS UPRN Directory (ONSUD) for Great Britain as at October 2025. The ONSUD relates the Unique Property Reference Number (UPRN) for each GB address from AddressBase® Epoch 121 to a range of current statutory administrative, electoral, health and other statistical geographies. The ONSUD is produced by ONS Geography, who provide geographic support to the Office for National Statistics (ONS) and geographic services used by other organisations. The ONSUD is issued every 6 weeks and is designed to complement the Ordnance Survey AddressBase® product. For further technical information about this file, please refer to the User Guide document contained within the downloadable zip file. Please note that this product contains Royal Mail, Gridlink, Ordnance Survey and ONS Intellectual Property Rights. (File Size - 515 MB)本文件包含截至2025年10月的大不列颠地区唯一房产参考号（Unique Property Reference Number, UPRN）名录（ONS UPRN Directory, ONSUD）。该名录将源自AddressBase® Epoch 121的大不列颠各地址的唯一房产参考号，与一系列现行法定行政区域、选举分区、卫生区划及其他统计地理区域建立关联。该名录由ONS地理团队（ONS Geography）编制，该团队为英国国家统计局（Office for National Statistics, ONS）提供地理技术支撑服务，并为其他机构提供定制化地理信息服务。该名录每6周更新一次，旨在作为英国地形测量局（Ordnance Survey）AddressBase®产品的配套补充项。如需了解本文件的更多技术细节，请参阅可下载压缩包内的用户指南文档。请注意，本产品包含英国皇家邮政（Royal Mail）、Gridlink、英国地形测量局（Ordnance Survey）及英国国家统计局（Office for National Statistics, ONS）的知识产权。（文件大小：515 MB）