Home Postcodes by state WA Purnululu Purnululu postcode WA Purnululu is a locality in Western Australia covered by postcode 6770. Postcode 6770 State or territory Western Australia (WA) Region North West Suburbs Council area Halls Creek Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Add a free Purnululu business listing Be the first listing in Purnululu Also in postcode 6770Halls CreekWA 6770McbeathWA 6770Mueller RangesWA 6770Ord RiverWA 6770Sturt CreekWA 6770TanamiWA 6770 Common questionsWhat is the postcode for Purnululu?Purnululu, WA has the postcode 6770.What state is Purnululu in?Purnululu is in Western Australia (WA).What council is Purnululu in?Purnululu is in the Halls Creek local government area.Does postcode 6770 cover more than one suburb?Yes. Postcode 6770 covers 7 localities, so the postcode alone does not identify Purnululu. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.