Home Postcode finder QLD Little Mulgrave Little Mulgrave postcode QLD Little Mulgrave is a locality in Queensland covered by postcode 4865. Postcode 4865 State or territory Queensland (QLD) Region North QLD Add a free Little Mulgrave business listing Be the first listing in Little Mulgrave Common questionsWhat is the postcode for Little Mulgrave?Little Mulgrave, QLD has the postcode 4865.What state is Little Mulgrave in?Little Mulgrave 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 Little Mulgrave. Browse other postcodes in Queensland, or widen the search to every Australian postcode.