Home Postcode finder QLD Mount Low Mount Low postcode QLD Mount Low is a locality in Queensland covered by postcode 4818. Postcode 4818 State or territory Queensland (QLD) Region North QLD Add a free Mount Low business listing Be the first listing in Mount Low Common questionsWhat is the postcode for Mount Low?Mount Low, QLD has the postcode 4818.What state is Mount Low in?Mount Low 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 Mount Low. Browse other postcodes in Queensland, or widen the search to every Australian postcode.