Home Postcode finder QLD Great Sandy Strait Great Sandy Strait postcode QLD Great Sandy Strait is a locality in Queensland covered by postcode 4655. Postcode 4655 State or territory Queensland (QLD) Region Sunshine Coast Add a free Great Sandy Strait business listing Be the first listing in Great Sandy Strait Common questionsWhat is the postcode for Great Sandy Strait?Great Sandy Strait, QLD has the postcode 4655.What state is Great Sandy Strait in?Great Sandy Strait is in Queensland (QLD).Does postcode 4655 cover more than one suburb?Yes. Postcode 4655 covers 25 localities, so the postcode alone does not identify Great Sandy Strait. Browse other postcodes in Queensland, or widen the search to every Australian postcode.