Home Postcode finder WA Kalumburu Kalumburu postcode WA Kalumburu is a locality in Western Australia covered by postcode 6740. Postcode 6740 State or territory Western Australia (WA) Region North West Suburbs Add a free Kalumburu business listing More business listings in Kalumburu Businesses in KalumburuKalumburu Remote Community SchoolSchool Road · 08 91614306 Common questionsWhat is the postcode for Kalumburu?Kalumburu, WA has the postcode 6740.What state is Kalumburu in?Kalumburu is in Western Australia (WA).Does postcode 6740 cover more than one suburb?Yes. Postcode 6740 covers 6 localities, so the postcode alone does not identify Kalumburu. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.