Home Postcode finder QLD Yuleba South Yuleba South postcode QLD Yuleba South is a locality in Queensland covered by postcode 4427. Postcode 4427 State or territory Queensland (QLD) Region Toowoomba Region Add a free Yuleba South business listing Be the first listing in Yuleba South Common questionsWhat is the postcode for Yuleba South?Yuleba South, QLD has the postcode 4427.What state is Yuleba South in?Yuleba South is in Queensland (QLD).Does postcode 4427 cover more than one suburb?Yes. Postcode 4427 covers 4 localities, so the postcode alone does not identify Yuleba South. Browse other postcodes in Queensland, or widen the search to every Australian postcode.