{"url":"https://openpostcodes.uk/HX4","type":"district","district":"HX4","area":"HX","postcode_count":439,"councils":["Calderdale","Kirklees"],"sectors":[{"sector":"HX4 0","url":"https://openpostcodes.uk/HX4%200","postcode_count":100,"admin_district":"Calderdale"},{"sector":"HX4 8","url":"https://openpostcodes.uk/HX4%208","postcode_count":172,"admin_district":"Calderdale"},{"sector":"HX4 9","url":"https://openpostcodes.uk/HX4%209","postcode_count":167,"admin_district":"Calderdale"}]}