Home Postcode finder QLD Upper Warrego Upper Warrego postcode QLD Upper Warrego is a locality in Queensland covered by postcode 4477. Postcode 4477 State or territory Queensland (QLD) Region Toowoomba Region Add a free Upper Warrego business listing Be the first listing in Upper Warrego Common questionsWhat is the postcode for Upper Warrego?Upper Warrego, QLD has the postcode 4477.What state is Upper Warrego in?Upper Warrego is in Queensland (QLD).Does postcode 4477 cover more than one suburb?Yes. Postcode 4477 covers 2 localities, so the postcode alone does not identify Upper Warrego. Browse other postcodes in Queensland, or widen the search to every Australian postcode.