Home Postcode finder TAS Grove Grove postcode TAS Grove is a locality in Tasmania covered by postcode 7109. Postcode 7109 State or territory Tasmania (TAS) Region Tasmania Add a free Grove business listing Be the first listing in Grove Common questionsWhat is the postcode for Grove?Grove, TAS has the postcode 7109.What state is Grove in?Grove is in Tasmania (TAS).Does postcode 7109 cover more than one suburb?Yes. Postcode 7109 covers 27 localities, so the postcode alone does not identify Grove. Browse other postcodes in Tasmania, or widen the search to every Australian postcode.