Home Postcode finder TAS Western Creek Western Creek postcode TAS Western Creek is a locality in Tasmania covered by postcode 7304. Postcode 7304 State or territory Tasmania (TAS) Region Tasmania Add a free Western Creek business listing Be the first listing in Western Creek Common questionsWhat is the postcode for Western Creek?Western Creek, TAS has the postcode 7304.What state is Western Creek in?Western Creek is in Tasmania (TAS).Does postcode 7304 cover more than one suburb?Yes. Postcode 7304 covers 29 localities, so the postcode alone does not identify Western Creek. Browse other postcodes in Tasmania, or widen the search to every Australian postcode.