Postcode to OA (2021) to LSOA to MSOA to LAD with 2011 Classifications (February 2026) Best Fit Lookup in the UK

Published by:
Office for National Statistics
Last updated:
11 March 2026
Topic:
Not added
Licence:
None

Summary

A best-fit lookup between postcodes, 2021 Census Output Areas (OA), Workplace Zones (WZ), Lower Layer Super Output Areas (LSOA), Middle Layer Super Output Areas (MSOA) and current local authority districts (LAD) along with OA, WZ, and LAD classifications as at Febriary 2026 in the UK. Postcodes are best-fitted by plotting the location of the postcode's mean address into the areas of the output geographies. (File size 44MB).

Field Names - PCD7, PCD8, PCDS, DOINTR, DOTERM, USERTYPE, OSEAST1M, OSNRTH1M, OA21CD, OAC11CD, OAC11NM, WZ11CD, WZC11CD, WZC11NM, LSOA21CD, LSOA21NM, MSOA21CD, MSOA21NM, SOAC11CD, SOAC11NM, LADCD, LADNM, LADNMW, LACCD, LACNM

Field Types - All Text

Field Lengths - 7, 8, 8, 6, 6, 1, 6, 7, 9, 3, 48, 9, 2, 60, 9, 63, 9, 35, 9, 36, 35, 3, 48

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