{"url":"https://openpostcodes.uk/DL4","type":"district","district":"DL4","area":"DL","postcode_count":302,"councils":["County Durham","Darlington"],"sectors":[{"sector":"DL4 1","url":"https://openpostcodes.uk/DL4%201","postcode_count":150,"admin_district":"County Durham"},{"sector":"DL4 2","url":"https://openpostcodes.uk/DL4%202","postcode_count":152,"admin_district":"County Durham"}]}