Home Postcode finder QLD Plum Tree Plum Tree postcode QLD Plum Tree is a locality in Queensland covered by postcode 4702. Postcode 4702 State or territory Queensland (QLD) Region Central QLD Add a free Plum Tree business listing Be the first listing in Plum Tree Common questionsWhat is the postcode for Plum Tree?Plum Tree, QLD has the postcode 4702.What state is Plum Tree in?Plum Tree is in Queensland (QLD).Does postcode 4702 cover more than one suburb?Yes. Postcode 4702 covers 87 localities, so the postcode alone does not identify Plum Tree. Browse other postcodes in Queensland, or widen the search to every Australian postcode.