Home Postcode finder TAS Liawenee Liawenee postcode TAS Liawenee is a locality in Tasmania covered by postcode 7030. Postcode 7030 State or territory Tasmania (TAS) Region Tasmania Add a free Liawenee business listing Be the first listing in Liawenee Common questionsWhat is the postcode for Liawenee?Liawenee, TAS has the postcode 7030.What state is Liawenee in?Liawenee is in Tasmania (TAS).Does postcode 7030 cover more than one suburb?Yes. Postcode 7030 covers 35 localities, so the postcode alone does not identify Liawenee. Browse other postcodes in Tasmania, or widen the search to every Australian postcode.