{"url":"https://openpostcodes.uk/BL4%204","type":"sector","sector":"BL4 4","area":"BL","district":"BL4","postcode_count":4,"councils":["Bolton"],"postcodes":[{"postcode":"BL4 4AR","url":"https://openpostcodes.uk/BL4%204AR"},{"postcode":"BL4 4AZ","url":"https://openpostcodes.uk/BL4%204AZ"},{"postcode":"BL4 4BD","url":"https://openpostcodes.uk/BL4%204BD"},{"postcode":"BL4 4BE","url":"https://openpostcodes.uk/BL4%204BE"}]}