{"url":"https://openpostcodes.uk/AL3","type":"district","district":"AL3","area":"AL","postcode_count":955,"councils":["St Albans","Dacorum","Central Bedfordshire"],"sectors":[{"sector":"AL3 4","url":"https://openpostcodes.uk/AL3%204","postcode_count":186,"admin_district":"St Albans"},{"sector":"AL3 5","url":"https://openpostcodes.uk/AL3%205","postcode_count":232,"admin_district":"St Albans"},{"sector":"AL3 6","url":"https://openpostcodes.uk/AL3%206","postcode_count":162,"admin_district":"St Albans"},{"sector":"AL3 7","url":"https://openpostcodes.uk/AL3%207","postcode_count":184,"admin_district":"St Albans"},{"sector":"AL3 8","url":"https://openpostcodes.uk/AL3%208","postcode_count":191,"admin_district":"Dacorum"}]}