Home Postcode finder TAS Plenty Plenty postcode TAS Plenty is a locality in Tasmania covered by postcode 7140. Postcode 7140 State or territory Tasmania (TAS) Region Tasmania Add a free Plenty business listing Be the first listing in Plenty Common questionsWhat is the postcode for Plenty?Plenty, TAS has the postcode 7140.What state is Plenty in?Plenty is in Tasmania (TAS).Does postcode 7140 cover more than one suburb?Yes. Postcode 7140 covers 48 localities, so the postcode alone does not identify Plenty. Browse other postcodes in Tasmania, or widen the search to every Australian postcode.