{"url":"https://openpostcodes.uk/S17","type":"district","district":"S17","area":"S","postcode_count":366,"councils":["Sheffield","North East Derbyshire"],"sectors":[{"sector":"S17 3","url":"https://openpostcodes.uk/S17%203","postcode_count":182,"admin_district":"Sheffield"},{"sector":"S17 4","url":"https://openpostcodes.uk/S17%204","postcode_count":177,"admin_district":"Sheffield"},{"sector":"S17 9","url":"https://openpostcodes.uk/S17%209","postcode_count":7,"admin_district":"Sheffield"}]}