Home Postcode finder QLD Green Hill Green Hill postcode QLD Green Hill is a locality in Queensland covered by postcode 4865. Postcode 4865 State or territory Queensland (QLD) Region North QLD Add a free Green Hill business listing Be the first listing in Green Hill Common questionsWhat is the postcode for Green Hill?Green Hill, QLD has the postcode 4865.What state is Green Hill in?Green Hill is in Queensland (QLD).Does postcode 4865 cover more than one suburb?Yes. Postcode 4865 covers 6 localities, so the postcode alone does not identify Green Hill. Browse other postcodes in Queensland, or widen the search to every Australian postcode.