Home Postcode finder QLD Beach Holm Beach Holm postcode QLD Beach Holm is a locality in Queensland covered by postcode 4818. Postcode 4818 State or territory Queensland (QLD) Region North QLD Add a free Beach Holm business listing Be the first listing in Beach Holm Common questionsWhat is the postcode for Beach Holm?Beach Holm, QLD has the postcode 4818.What state is Beach Holm in?Beach Holm is in Queensland (QLD).Does postcode 4818 cover more than one suburb?Yes. Postcode 4818 covers 18 localities, so the postcode alone does not identify Beach Holm. Browse other postcodes in Queensland, or widen the search to every Australian postcode.