{"url":"https://openpostcodes.uk/HP3","type":"district","district":"HP3","area":"HP","postcode_count":763,"councils":["Dacorum","Three Rivers","St Albans"],"sectors":[{"sector":"HP3 0","url":"https://openpostcodes.uk/HP3%200","postcode_count":219,"admin_district":"Dacorum"},{"sector":"HP3 8","url":"https://openpostcodes.uk/HP3%208","postcode_count":220,"admin_district":"Dacorum"},{"sector":"HP3 9","url":"https://openpostcodes.uk/HP3%209","postcode_count":324,"admin_district":"Dacorum"}]}