Home Postcode finder QLD Kemmis Kemmis postcode QLD Kemmis is a locality in Queensland covered by postcode 4742. Postcode 4742 State or territory Queensland (QLD) Region Central QLD Add a free Kemmis business listing Be the first listing in Kemmis Common questionsWhat is the postcode for Kemmis?Kemmis, QLD has the postcode 4742.What state is Kemmis in?Kemmis is in Queensland (QLD).Does postcode 4742 cover more than one suburb?Yes. Postcode 4742 covers 11 localities, so the postcode alone does not identify Kemmis. Browse other postcodes in Queensland, or widen the search to every Australian postcode.