Home Postcode finder QLD Bucca Bucca postcode QLD Bucca is a locality in Queensland covered by postcode 4670. Postcode 4670 State or territory Queensland (QLD) Region Sunshine Coast Add a free Bucca business listing Be the first listing in Bucca Common questionsWhat is the postcode for Bucca?Bucca, QLD has the postcode 4670.What state is Bucca in?Bucca is in Queensland (QLD).Does postcode 4670 cover more than one suburb?Yes. Postcode 4670 covers 52 localities, so the postcode alone does not identify Bucca. Browse other postcodes in Queensland, or widen the search to every Australian postcode.