{"url":"https://openpostcodes.uk/MK3%204","type":"sector","sector":"MK3 4","area":"MK","district":"MK3","postcode_count":5,"councils":["Buckinghamshire"],"postcodes":[{"postcode":"MK3 4AA","url":"https://openpostcodes.uk/MK3%204AA"},{"postcode":"MK3 4AD","url":"https://openpostcodes.uk/MK3%204AD"},{"postcode":"MK3 4AE","url":"https://openpostcodes.uk/MK3%204AE"},{"postcode":"MK3 4AG","url":"https://openpostcodes.uk/MK3%204AG"},{"postcode":"MK3 4AH","url":"https://openpostcodes.uk/MK3%204AH"}]}