Home Postcode finder QLD Perulpa Island Perulpa Island postcode QLD Perulpa Island is a locality in Queensland covered by postcode 4184. Postcode 4184 State or territory Queensland (QLD) Region South Subs Add a free Perulpa Island business listing Be the first listing in Perulpa Island Common questionsWhat is the postcode for Perulpa Island?Perulpa Island, QLD has the postcode 4184.What state is Perulpa Island in?Perulpa Island is in Queensland (QLD).Does postcode 4184 cover more than one suburb?Yes. Postcode 4184 covers 7 localities, so the postcode alone does not identify Perulpa Island. Browse other postcodes in Queensland, or widen the search to every Australian postcode.