{"url":"https://openpostcodes.uk/BL7","type":"district","district":"BL7","area":"BL","postcode_count":507,"councils":["Bolton","Blackburn with Darwen"],"sectors":[{"sector":"BL7 0","url":"https://openpostcodes.uk/BL7%200","postcode_count":176,"admin_district":"Blackburn with Darwen"},{"sector":"BL7 8","url":"https://openpostcodes.uk/BL7%208","postcode_count":34,"admin_district":"Blackburn with Darwen"},{"sector":"BL7 9","url":"https://openpostcodes.uk/BL7%209","postcode_count":297,"admin_district":"Bolton"}]}