Home Postcodes by state WA 6612 Postcode 6612 6612 is the postcode for 4 localities in WA: Jibberding, Miamoon, Paynes Find and Wubin. Localities with postcode 6612JibberdingWAMiamoonWAPaynes FindWAWubinWA Postcode 6612 State or territory Western Australia (WA) Localities 4 Council area Dalwallinu; Yalgoo Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 6609 · Postcode 6613