{"url":"https://openpostcodes.uk/AL9","type":"district","district":"AL9","area":"AL","postcode_count":429,"councils":["Welwyn Hatfield","East Hertfordshire"],"sectors":[{"sector":"AL9 5","url":"https://openpostcodes.uk/AL9%205","postcode_count":127,"admin_district":"Welwyn Hatfield"},{"sector":"AL9 6","url":"https://openpostcodes.uk/AL9%206","postcode_count":112,"admin_district":"Welwyn Hatfield"},{"sector":"AL9 7","url":"https://openpostcodes.uk/AL9%207","postcode_count":190,"admin_district":"Welwyn Hatfield"}]}