Home Postcode finder QLD Lyons Lyons postcode QLD Lyons is a locality in Queensland covered by postcode 4124. Postcode 4124 State or territory Queensland (QLD) Region Heathwood Add a free Lyons business listing Be the first listing in Lyons Common questionsWhat is the postcode for Lyons?Lyons, QLD has the postcode 4124.What state is Lyons in?Lyons is in Queensland (QLD).Does postcode 4124 cover more than one suburb?Yes. Postcode 4124 covers 5 localities, so the postcode alone does not identify Lyons. Browse other postcodes in Queensland, or widen the search to every Australian postcode.