Home Postcode finder QLD Q Supercentre Q Supercentre postcode QLD Q Supercentre is a locality in Queensland covered by postcode 4218. Postcode 4218 State or territory Queensland (QLD) Region Gold Coast Add a free Q Supercentre business listing Be the first listing in Q Supercentre Common questionsWhat is the postcode for Q Supercentre?Q Supercentre, QLD has the postcode 4218.What state is Q Supercentre in?Q Supercentre is in Queensland (QLD).Does postcode 4218 cover more than one suburb?Yes. Postcode 4218 covers 7 localities, so the postcode alone does not identify Q Supercentre. Browse other postcodes in Queensland, or widen the search to every Australian postcode.