Postcode 6252 in Australia Data of cities, streets and addresses for Australian postal code 6252 Mullalyup Balieu Street Blackett Street Cirillo Road Cundinup-kirup Road Gublers Road Hawter Street Hawterville Road Jones Road Mardawarra Road Martin Place Maslin Street Mullalyup Road Radford Road Railway Street South Western Highway Warner Street All Australian postal codes starting with 0 2 3 4 5 6 7