British (GB) postcode polygons for area and district levels

Postcode area and district polygons derived from Ordnance Survey Open Data using R and GRASS. Method used was creating voronoi polygons from point postcode data and dissolving boundaries based on postcode area and district attributes.Contains OS data © Crown Copyright [and database right] (2018)File descriptions:postcode_polygons.gpkg: geopackage file containing two polygon layers: postcode_area and postcode_district.postcode_aggregator.R: R script to extract area and district from full postcode.postcode_aggregator.sh: GRASS/Bash script to convert point postcode data into polygons.postcode_overview.png: image of polygons available.