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 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 - 373 KB)本用户指南涵盖NSUL相关信息，具体包括：名录内容、数据时效性、邮编区域分配方法、数据格式、数据质量与局限性，以及对该数据产生影响的近期变更详情。多份附录与附表可提供更为详尽的辅助支撑信息。本次下载包含该用户指南的PDF与ODT格式版本（文件大小：373 KB）。