Home Postcode finder TAS Granville Harbour Granville Harbour postcode TAS Granville Harbour is a locality in Tasmania covered by postcode 7469. Postcode 7469 State or territory Tasmania (TAS) Region Tasmania Add a free Granville Harbour business listing Be the first listing in Granville Harbour Common questionsWhat is the postcode for Granville Harbour?Granville Harbour, TAS has the postcode 7469.What state is Granville Harbour in?Granville Harbour is in Tasmania (TAS).Does postcode 7469 cover more than one suburb?Yes. Postcode 7469 covers 4 localities, so the postcode alone does not identify Granville Harbour. Browse other postcodes in Tasmania, or widen the search to every Australian postcode.