Home Postcode finder QLD Tinnanbar Tinnanbar postcode QLD Tinnanbar is a locality in Queensland covered by postcode 4650. Postcode 4650 State or territory Queensland (QLD) Region Sunshine Coast Add a free Tinnanbar business listing Be the first listing in Tinnanbar Common questionsWhat is the postcode for Tinnanbar?Tinnanbar, QLD has the postcode 4650.What state is Tinnanbar in?Tinnanbar 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 Tinnanbar. Browse other postcodes in Queensland, or widen the search to every Australian postcode.