Home Postcode finder TAS Dunorlan Dunorlan postcode TAS Dunorlan is a locality in Tasmania covered by postcode 7304. Postcode 7304 State or territory Tasmania (TAS) Region Tasmania Add a free Dunorlan business listing Be the first listing in Dunorlan Common questionsWhat is the postcode for Dunorlan?Dunorlan, TAS has the postcode 7304.What state is Dunorlan in?Dunorlan 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 Dunorlan. Browse other postcodes in Tasmania, or widen the search to every Australian postcode.