{"url":"https://openpostcodes.uk/SA18","type":"district","district":"SA18","area":"SA","postcode_count":772,"councils":["Carmarthenshire","Neath Port Talbot","Swansea"],"sectors":[{"sector":"SA18 1","url":"https://openpostcodes.uk/SA18%201","postcode_count":227,"admin_district":"Carmarthenshire"},{"sector":"SA18 2","url":"https://openpostcodes.uk/SA18%202","postcode_count":275,"admin_district":"Carmarthenshire"},{"sector":"SA18 3","url":"https://openpostcodes.uk/SA18%203","postcode_count":262,"admin_district":"Carmarthenshire"},{"sector":"SA18 9","url":"https://openpostcodes.uk/SA18%209","postcode_count":8,"admin_district":"Carmarthenshire"}]}