Home Postcode finder QLD Lemontree Lemontree postcode QLD Lemontree is a locality in Queensland covered by postcode 4357. Postcode 4357 State or territory Queensland (QLD) Region Toowoomba Region Add a free Lemontree business listing Be the first listing in Lemontree Common questionsWhat is the postcode for Lemontree?Lemontree, QLD has the postcode 4357.What state is Lemontree in?Lemontree 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 Lemontree. Browse other postcodes in Queensland, or widen the search to every Australian postcode.