Home Postcode finder QLD Tuan Forest Tuan Forest postcode QLD Tuan Forest is a locality in Queensland covered by postcode 4650. Postcode 4650 State or territory Queensland (QLD) Region Sunshine Coast Add a free Tuan Forest business listing Be the first listing in Tuan Forest Common questionsWhat is the postcode for Tuan Forest?Tuan Forest, QLD has the postcode 4650.What state is Tuan Forest in?Tuan Forest is in Queensland (QLD).Does postcode 4650 cover more than one suburb?Yes. Postcode 4650 covers 48 localities, so the postcode alone does not identify Tuan Forest. Browse other postcodes in Queensland, or widen the search to every Australian postcode.