Home Postcode finder QLD Roseneath Roseneath postcode QLD Roseneath is a locality in Queensland covered by postcode 4811. Postcode 4811 State or territory Queensland (QLD) Region North QLD Add a free Roseneath business listing More business listings in Roseneath Businesses in RoseneathTownsville TreemulchasRoseneath · 0407 751 612 Common questionsWhat is the postcode for Roseneath?Roseneath, QLD has the postcode 4811.What state is Roseneath in?Roseneath is in Queensland (QLD).Does postcode 4811 cover more than one suburb?Yes. Postcode 4811 covers 9 localities, so the postcode alone does not identify Roseneath. Browse other postcodes in Queensland, or widen the search to every Australian postcode.