This file is a best fit lookup between output areas (December 2011) and local authority districts (December 1961) in England and Wales (File Size - 3 MB)Field Names - OA11CD, LAD61CD, LAD61NM, FIDField Types - Text, Text, TextField Lengths - 9, 9, 42
FID = 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.
