Home Postcode finder QLD Cooya Beach Cooya Beach postcode QLD Cooya Beach is a locality in Queensland covered by postcode 4873. Postcode 4873 State or territory Queensland (QLD) Region North QLD Add a free Cooya Beach business listing Be the first listing in Cooya Beach Common questionsWhat is the postcode for Cooya Beach?Cooya Beach, QLD has the postcode 4873.What state is Cooya Beach in?Cooya Beach is in Queensland (QLD).Does postcode 4873 cover more than one suburb?Yes. Postcode 4873 covers 29 localities, so the postcode alone does not identify Cooya Beach. Browse other postcodes in Queensland, or widen the search to every Australian postcode.