Home Postcode finder QLD Cluden Cluden postcode QLD Cluden is a locality in Queensland covered by postcode 4811. Postcode 4811 State or territory Queensland (QLD) Region North QLD Add a free Cluden business listing Be the first listing in Cluden Common questionsWhat is the postcode for Cluden?Cluden, QLD has the postcode 4811.What state is Cluden in?Cluden is in Queensland (QLD).Does postcode 4811 cover more than one suburb?Yes. Postcode 4811 covers 9 localities, so the postcode alone does not identify Cluden. Browse other postcodes in Queensland, or widen the search to every Australian postcode.