Home Postcode finder TAS Tonganah Tonganah postcode TAS Tonganah is a locality in Tasmania covered by postcode 7260. Postcode 7260 State or territory Tasmania (TAS) Region Tasmania Add a free Tonganah business listing Be the first listing in Tonganah Common questionsWhat is the postcode for Tonganah?Tonganah, TAS has the postcode 7260.What state is Tonganah in?Tonganah is in Tasmania (TAS).Does postcode 7260 cover more than one suburb?Yes. Postcode 7260 covers 15 localities, so the postcode alone does not identify Tonganah. Browse other postcodes in Tasmania, or widen the search to every Australian postcode.