Home Postcodes by state WA 6522 Postcode 6522 6522 is the postcode for 10 localities in WA: Bundanoon, Holmwood, Ikewa, Lockier, Mingenew, Mooriary and 4 more. Localities with postcode 6522BundanoonWAHolmwoodWAIkewaWALockierWAMingenewWAMooriaryWAMount BuddWANangettyWAYandanookaWAYarragadeeWA Postcode 6522 State or territory Western Australia (WA) Localities 10 Council area Mingenew Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 6521 · Postcode 6525