Home Postcode finder QLD Whitsundays Whitsundays postcode QLD Whitsundays is a locality in Queensland covered by postcode 4802. Postcode 4802 State or territory Queensland (QLD) Region Central QLD Add a free Whitsundays business listing Be the first listing in Whitsundays Common questionsWhat is the postcode for Whitsundays?Whitsundays, QLD has the postcode 4802.What state is Whitsundays in?Whitsundays is in Queensland (QLD).Does postcode 4802 cover more than one suburb?Yes. Postcode 4802 covers 9 localities, so the postcode alone does not identify Whitsundays. Browse other postcodes in Queensland, or widen the search to every Australian postcode.