Home Postcode finder QLD Walkamin Walkamin postcode QLD Walkamin is a locality in Queensland covered by postcode 4872. Postcode 4872 State or territory Queensland (QLD) Region North QLD Add a free Walkamin business listing Be the first listing in Walkamin Common questionsWhat is the postcode for Walkamin?Walkamin, QLD has the postcode 4872.What state is Walkamin in?Walkamin is in Queensland (QLD).Does postcode 4872 cover more than one suburb?Yes. Postcode 4872 covers 21 localities, so the postcode alone does not identify Walkamin. Browse other postcodes in Queensland, or widen the search to every Australian postcode.