Home Postcode finder QLD Chirn Park Chirn Park postcode QLD Chirn Park is a locality in Queensland covered by postcode 4215. Postcode 4215 State or territory Queensland (QLD) Region Gold Coast Add a free Chirn Park business listing More business listings in Chirn Park Businesses in Chirn ParkRoyale Timeshare ResalesPost Box 188 · 0755322333 Common questionsWhat is the postcode for Chirn Park?Chirn Park, QLD has the postcode 4215.What state is Chirn Park in?Chirn Park is in Queensland (QLD).Does postcode 4215 cover more than one suburb?Yes. Postcode 4215 covers 5 localities, so the postcode alone does not identify Chirn Park. Browse other postcodes in Queensland, or widen the search to every Australian postcode.