Home Postcode finder QLD Munbilla Munbilla postcode QLD Munbilla is a locality in Queensland covered by postcode 4309. Postcode 4309 State or territory Queensland (QLD) Region Western Suburbs Add a free Munbilla business listing Be the first listing in Munbilla Common questionsWhat is the postcode for Munbilla?Munbilla, QLD has the postcode 4309.What state is Munbilla in?Munbilla is in Queensland (QLD).Does postcode 4309 cover more than one suburb?Yes. Postcode 4309 covers 17 localities, so the postcode alone does not identify Munbilla. Browse other postcodes in Queensland, or widen the search to every Australian postcode.