Home Postcode finder QLD Leafdale Leafdale postcode QLD Leafdale is a locality in Queensland covered by postcode 4606. Postcode 4606 State or territory Queensland (QLD) Region Toowoomba Region Add a free Leafdale business listing Be the first listing in Leafdale Common questionsWhat is the postcode for Leafdale?Leafdale, QLD has the postcode 4606.What state is Leafdale in?Leafdale is in Queensland (QLD).Does postcode 4606 cover more than one suburb?Yes. Postcode 4606 covers 9 localities, so the postcode alone does not identify Leafdale. Browse other postcodes in Queensland, or widen the search to every Australian postcode.