Home Postcode finder TAS Mount Rumney Mount Rumney postcode TAS Mount Rumney is a locality in Tasmania covered by postcode 7170. Postcode 7170 State or territory Tasmania (TAS) Region Tasmania Add a free Mount Rumney business listing Be the first listing in Mount Rumney Common questionsWhat is the postcode for Mount Rumney?Mount Rumney, TAS has the postcode 7170.What state is Mount Rumney in?Mount Rumney is in Tasmania (TAS).Does postcode 7170 cover more than one suburb?Yes. Postcode 7170 covers 5 localities, so the postcode alone does not identify Mount Rumney. Browse other postcodes in Tasmania, or widen the search to every Australian postcode.