This is a lookup file between 2011 lower layer super output areas, clinical commissioning groups, sustainability and transformation partnerships and local authority districts in England as at 1 April 2020. (File size - 16MB)Field Names - LSOA11CD, LSOA11NM, CCG20CD, CCG20CDH, CCG20NM, STP20CD, STP20NM, LAD20CD, LAD20NM, FIDField Types - Text, Text, Text, Text, Text, Text, Text, Text, TextField Lengths - 9, 33, 9, 3, 59, 9, 67, 9, 35FID = 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.