This file is a lookup between Output Areas (2011) and local health boards in Wales as at 31st December 2020. (File Size - 3MB) Field Names - OA11CD, LHB20CD, LHB20NM, LHB20NMW, FIDField Types - Text, Text, Text, Text, NumericField Lengths - 9, 9, 41, 40FID = The FID, or Feature ID is created by the publication process when the names and codes / lookup products are published to the Open Geography portal. REST URL of Feature Access Service – https://services1.arcgis.com/ESMARspQHYMw9BZ9/arcgis/rest/services/OA11_LHB20_WA_LU_0bda5ae765d549b59020e0e9b6f4cb9f/FeatureServer