Home Postcodes by state WA 6613 Postcode 6613 6613 is the postcode for Buntine, WA. Localities with postcode 6613BuntineWA Postcode 6613 State or territory Western Australia (WA) Localities 1 Council area Dalwallinu Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 6612 · Postcode 6614