Home Postcodes by state WA Marble Bar Marble Bar postcode WA Marble Bar is a locality in Western Australia covered by postcode 6760. Postcode 6760 State or territory Western Australia (WA) Region North West Suburbs Council area East Pilbara Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Add a free Marble Bar business listing More business listings in Marble Bar Businesses in Marble BarMarble Bar Primary SchoolAugusta St · 08 91761037 Common questionsWhat is the postcode for Marble Bar?Marble Bar, WA has the postcode 6760.What state is Marble Bar in?Marble Bar is in Western Australia (WA).What council is Marble Bar in?Marble Bar is in the East Pilbara local government area.Does postcode 6760 cover more than one suburb?No. Postcode 6760 covers Marble Bar only, which is unusual - most Australian postcodes cover several localities. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.