Home Postcode finder QLD Wengenville Wengenville postcode QLD Wengenville is a locality in Queensland covered by postcode 4615. Postcode 4615 State or territory Queensland (QLD) Region Toowoomba Region Add a free Wengenville business listing Be the first listing in Wengenville Common questionsWhat is the postcode for Wengenville?Wengenville, QLD has the postcode 4615.What state is Wengenville in?Wengenville is in Queensland (QLD).Does postcode 4615 cover more than one suburb?Yes. Postcode 4615 covers 19 localities, so the postcode alone does not identify Wengenville. Browse other postcodes in Queensland, or widen the search to every Australian postcode.