Home Postcode finder QLD Morinish Morinish postcode QLD Morinish is a locality in Queensland covered by postcode 4702. Postcode 4702 State or territory Queensland (QLD) Region Central QLD Add a free Morinish business listing Be the first listing in Morinish Common questionsWhat is the postcode for Morinish?Morinish, QLD has the postcode 4702.What state is Morinish in?Morinish is in Queensland (QLD).Does postcode 4702 cover more than one suburb?Yes. Postcode 4702 covers 87 localities, so the postcode alone does not identify Morinish. Browse other postcodes in Queensland, or widen the search to every Australian postcode.