Home Postcodes by state WA Pannawonica Pannawonica postcode WA Pannawonica is a locality in Western Australia covered by postcode 6716. Postcode 6716 State or territory Western Australia (WA) Region North West Suburbs Council area Ashburton Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Add a free Pannawonica business listing More business listings in Pannawonica Businesses in PannawonicaPannawonica Primary SchoolSports Way · 08 91841172 Also in postcode 6716FortescueWA 6716Hamersley RangeWA 6716MillstreamWA 6716 Common questionsWhat is the postcode for Pannawonica?Pannawonica, WA has the postcode 6716.What state is Pannawonica in?Pannawonica is in Western Australia (WA).What council is Pannawonica in?Pannawonica is in the Ashburton local government area.Does postcode 6716 cover more than one suburb?Yes. Postcode 6716 covers 4 localities, so the postcode alone does not identify Pannawonica. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.