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ONS Postcode Directory (May 2024) User Guide

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...

ONS UPRN Directory (April 2022) User Guide

This User Guide contains information about the ONSUD including: directory content; data currency; the methodology for assigning areas to postcodes; data...

ONS UPRN Directory (November 2024) (Epoch 114) User Guide

This User Guide contains information about the ONSUD including: directory content; data currency; the methodology for assigning areas to postcodes; data...

ONS UPRN Directory (May 2025) (Epoch 118) User Guide

This User Guide contains information about the ONSUD including: directory content; data currency; the methodology for assigning areas to postcodes; data...

ONS Postcode Directory (February 2018) User Guide

This User Guide contains information about the ONSPD including: directory content; data currency; the methodology for assigning areas to postcodes; data formats; data...

ONS UPRN Directory (January 2022) User Guide

This User Guide contains information about the ONSUD including: directory content; data currency; the methodology for assigning areas to postcodes; data...

National Statistics UPRN Lookup (July 2023) User Guide

This User Guide contains information about the NSUL including: directory content; data currency; the methodology for assigning areas to postcodes; data...

National Statistics Postcode Lookup (May 2016) User Guide

This user guide and version notes contains information about the NSPL including: content; data currency; the methodology for assigning areas to postcodes; data...

Mental Health and Learning Disabilities Statistics Data

***This dataset has been discontinued and replaced with the Mental Health Services Monthly Statistics dataset, available at...

ONS Postcode Directory (May 2016) User Guide

This user guide and version notes contains information about the ONS Postcode Directory including: directory content; data currency; the methodology for assigning areas to...

ONS UPRN Directory (March 2022) User Guide

This User Guide contains information about the ONSUD including: directory content; data currency; the methodology for assigning areas to postcodes; data...

The BGS Lexicon of Named Rock Units

The Lexicon of Named Rock Units provides definitions of lithostratigraphic, lithodemic, and litho-morpho-genetic geological units of the United Kingdom and its associated continental shelf. The...

Standard Area Measurements (2023) User Guide

This document is the Standard Area Measurements (2023) User Guide. It provides information regarding the Standard Area Measurements (SAM) products including: types of measurement; data tolerance,...

National Statistics UPRN Lookup (October 2025) (Epoch 121) 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...

ONS UPRN Directory (November 2025) (Epoch 122) User Guide

This User Guide contains information about the ONSUD including: directory content; data currency; the methodology for assigning areas to postcodes; data formats; data quality and limitations and...

ONS UPRN Directory (October 2025) (Epoch 121) User Guide

This User Guide contains information about the ONSUD including: directory content; data currency; the methodology for assigning areas to postcodes; data formats; data quality and limitations and...

ONS UPRN Directory (August 2025) (Epoch 120) User Guide

This User Guide contains information about the ONSUD including: directory content; data currency; the methodology for assigning areas to postcodes; data formats; data quality and limitations and...

ONS Postcode Directory (November 2025) User Guide

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...

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...

National Statistics Postcode Lookup (August 2025) User Guide

This User Guide contains information about the NSPL including: directory content; data currency; the methodology for assigning areas to postcodes; data formats; data quality and limitations and...