Home Postcode finder QLD Melawondi Melawondi postcode QLD Melawondi is a locality in Queensland covered by postcode 4570. Postcode 4570 State or territory Queensland (QLD) Region Sunshine Coast Add a free Melawondi business listing Be the first listing in Melawondi Common questionsWhat is the postcode for Melawondi?Melawondi, QLD has the postcode 4570.What state is Melawondi in?Melawondi is in Queensland (QLD).Does postcode 4570 cover more than one suburb?Yes. Postcode 4570 covers 85 localities, so the postcode alone does not identify Melawondi. Browse other postcodes in Queensland, or widen the search to every Australian postcode.