Home Postcode finder QLD Mourilyan Mourilyan postcode QLD Mourilyan is a locality in Queensland covered by postcode 4858. Postcode 4858 State or territory Queensland (QLD) Region North QLD Add a free Mourilyan business listing More business listings in Mourilyan Businesses in MourilyanMourilyan State School34 Harbour Rd · 07 40630222 Common questionsWhat is the postcode for Mourilyan?Mourilyan, QLD has the postcode 4858.What state is Mourilyan in?Mourilyan is in Queensland (QLD).Does postcode 4858 cover more than one suburb?Yes. Postcode 4858 covers 6 localities, so the postcode alone does not identify Mourilyan. Browse other postcodes in Queensland, or widen the search to every Australian postcode.