Home Postcode finder QLD Buaraba Buaraba postcode QLD Buaraba is a locality in Queensland covered by postcode 4311. Postcode 4311 State or territory Queensland (QLD) Region Western Suburbs Add a free Buaraba business listing Be the first listing in Buaraba Common questionsWhat is the postcode for Buaraba?Buaraba, QLD has the postcode 4311.What state is Buaraba in?Buaraba is in Queensland (QLD).Does postcode 4311 cover more than one suburb?Yes. Postcode 4311 covers 17 localities, so the postcode alone does not identify Buaraba. Browse other postcodes in Queensland, or widen the search to every Australian postcode.