This file is a lookup between electoral wards/divisions, Westminster parliamentary constituencies and local authority districts in the United Kingdom as at 31st December 2020.  (File Size - 2 MB)  Field Names - WD20CD, WD20NM, PCON20CD, PCON20NM, LAD20CD, LAD20NM, FIDField Types - Text, Text, Text, Text, Text, TextField Lengths - 9, 53, 9, 43, 9, 36NB: Electoral Change orders operative in May 2020 postponed until May 2021.File updated following late receipt of The Leeds (Reorganisation of Community Governance) Amendment Order 2018.  Boundary and code change for Garforth & Swillington, and Temple Newsam wards)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. REST URL of Feature Access Service – https://services1.arcgis.com/ESMARspQHYMw9BZ9/arcgis/rest/services/WD20_PCON20_LAD20_UK_LU_v2_e0897b2be0174018892ba040317673ac/FeatureServer