Home Postcode finder TAS Gray Gray postcode TAS Gray is a locality in Tasmania covered by postcode 7215. Postcode 7215 State or territory Tasmania (TAS) Region Tasmania Add a free Gray business listing Be the first listing in Gray Common questionsWhat is the postcode for Gray?Gray, TAS has the postcode 7215.What state is Gray in?Gray is in Tasmania (TAS).Does postcode 7215 cover more than one suburb?Yes. Postcode 7215 covers 15 localities, so the postcode alone does not identify Gray. Browse other postcodes in Tasmania, or widen the search to every Australian postcode.