Home Postcodes by state WA 6065 Postcode 6065 6065 is the postcode for 11 localities in WA: Ashby, Darch, Hocking, Kingsway, Landsdale, Madeley and 5 more. Localities with postcode 6065AshbyWADarchWAHockingWAKingswayWALandsdaleWAMadeleyWAPearsallWASinagraWATappingWAWangaraWAWannerooWA Postcode 6065 State or territory Western Australia (WA) Localities 11 Council area Wanneroo Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 6064 · Postcode 6066