Home Postcode finder QLD Toonpan Toonpan postcode QLD Toonpan is a locality in Queensland covered by postcode 4816. Postcode 4816 State or territory Queensland (QLD) Region North QLD Add a free Toonpan business listing Be the first listing in Toonpan Common questionsWhat is the postcode for Toonpan?Toonpan, QLD has the postcode 4816.What state is Toonpan in?Toonpan is in Queensland (QLD).Does postcode 4816 cover more than one suburb?Yes. Postcode 4816 covers 40 localities, so the postcode alone does not identify Toonpan. Browse other postcodes in Queensland, or widen the search to every Australian postcode.