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