Home Postcode finder QLD Biarra Biarra postcode QLD Biarra is a locality in Queensland covered by postcode 4313. Postcode 4313 State or territory Queensland (QLD) Region Western Suburbs Add a free Biarra business listing Be the first listing in Biarra Common questionsWhat is the postcode for Biarra?Biarra, QLD has the postcode 4313.What state is Biarra in?Biarra is in Queensland (QLD).Does postcode 4313 cover more than one suburb?Yes. Postcode 4313 covers 13 localities, so the postcode alone does not identify Biarra. Browse other postcodes in Queensland, or widen the search to every Australian postcode.