Home Postcode finder QLD Lavelle Lavelle postcode QLD Lavelle is a locality in Queensland covered by postcode 4357. Postcode 4357 State or territory Queensland (QLD) Region Toowoomba Region Add a free Lavelle business listing Be the first listing in Lavelle Common questionsWhat is the postcode for Lavelle?Lavelle, QLD has the postcode 4357.What state is Lavelle in?Lavelle is in Queensland (QLD).Does postcode 4357 cover more than one suburb?Yes. Postcode 4357 covers 26 localities, so the postcode alone does not identify Lavelle. Browse other postcodes in Queensland, or widen the search to every Australian postcode.