Home Postcode finder QLD Warroo Warroo postcode QLD Warroo is a locality in Queensland covered by postcode 4387. Postcode 4387 State or territory Queensland (QLD) Region Toowoomba Region Add a free Warroo business listing Be the first listing in Warroo Common questionsWhat is the postcode for Warroo?Warroo, QLD has the postcode 4387.What state is Warroo in?Warroo is in Queensland (QLD).Does postcode 4387 cover more than one suburb?Yes. Postcode 4387 covers 9 localities, so the postcode alone does not identify Warroo. Browse other postcodes in Queensland, or widen the search to every Australian postcode.