Home Postcode finder QLD Shannonvale Shannonvale postcode QLD Shannonvale is a locality in Queensland covered by postcode 4873. Postcode 4873 State or territory Queensland (QLD) Region North QLD Add a free Shannonvale business listing Be the first listing in Shannonvale Common questionsWhat is the postcode for Shannonvale?Shannonvale, QLD has the postcode 4873.What state is Shannonvale in?Shannonvale 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 Shannonvale. Browse other postcodes in Queensland, or widen the search to every Australian postcode.