Home Postcode finder QLD Cressbrook Creek Cressbrook Creek postcode QLD Cressbrook Creek is a locality in Queensland covered by postcode 4355. Postcode 4355 State or territory Queensland (QLD) Region Toowoomba Region Add a free Cressbrook Creek business listing Be the first listing in Cressbrook Creek Common questionsWhat is the postcode for Cressbrook Creek?Cressbrook Creek, QLD has the postcode 4355.What state is Cressbrook Creek in?Cressbrook Creek is in Queensland (QLD).Does postcode 4355 cover more than one suburb?Yes. Postcode 4355 covers 12 localities, so the postcode alone does not identify Cressbrook Creek. Browse other postcodes in Queensland, or widen the search to every Australian postcode.