{"url":"https://openpostcodes.uk/HP4%209","type":"sector","sector":"HP4 9","area":"HP","district":"HP4","postcode_count":7,"councils":["Dacorum"],"postcodes":[{"postcode":"HP4 9DD","url":"https://openpostcodes.uk/HP4%209DD"},{"postcode":"HP4 9DR","url":"https://openpostcodes.uk/HP4%209DR"},{"postcode":"HP4 9EP","url":"https://openpostcodes.uk/HP4%209EP"},{"postcode":"HP4 9ES","url":"https://openpostcodes.uk/HP4%209ES"},{"postcode":"HP4 9FD","url":"https://openpostcodes.uk/HP4%209FD"},{"postcode":"HP4 9FL","url":"https://openpostcodes.uk/HP4%209FL"},{"postcode":"HP4 9FN","url":"https://openpostcodes.uk/HP4%209FN"}]}