Home Postcode finder QLD Mona Mona Mona Mona postcode QLD Mona Mona is a locality in Queensland covered by postcode 4881. Postcode 4881 State or territory Queensland (QLD) Region North QLD Add a free Mona Mona business listing Be the first listing in Mona Mona Common questionsWhat is the postcode for Mona Mona?Mona Mona, QLD has the postcode 4881.What state is Mona Mona in?Mona Mona is in Queensland (QLD).Does postcode 4881 cover more than one suburb?Yes. Postcode 4881 covers 4 localities, so the postcode alone does not identify Mona Mona. Browse other postcodes in Queensland, or widen the search to every Australian postcode.