Home Postcode finder TAS Thirlstane Thirlstane postcode TAS Thirlstane is a locality in Tasmania covered by postcode 7307. Postcode 7307 State or territory Tasmania (TAS) Region Tasmania Add a free Thirlstane business listing Be the first listing in Thirlstane Common questionsWhat is the postcode for Thirlstane?Thirlstane, TAS has the postcode 7307.What state is Thirlstane in?Thirlstane is in Tasmania (TAS).Does postcode 7307 cover more than one suburb?Yes. Postcode 7307 covers 12 localities, so the postcode alone does not identify Thirlstane. Browse other postcodes in Tasmania, or widen the search to every Australian postcode.