Home Postcode finder QLD Blue Hills Blue Hills postcode QLD Blue Hills is a locality in Queensland covered by postcode 4818. Postcode 4818 State or territory Queensland (QLD) Region North QLD Add a free Blue Hills business listing Be the first listing in Blue Hills Common questionsWhat is the postcode for Blue Hills?Blue Hills, QLD has the postcode 4818.What state is Blue Hills in?Blue Hills is in Queensland (QLD).Does postcode 4818 cover more than one suburb?Yes. Postcode 4818 covers 18 localities, so the postcode alone does not identify Blue Hills. Browse other postcodes in Queensland, or widen the search to every Australian postcode.