Home Postcode finder TAS Highcroft Highcroft postcode TAS Highcroft is a locality in Tasmania covered by postcode 7183. Postcode 7183 State or territory Tasmania (TAS) Region Tasmania Add a free Highcroft business listing Be the first listing in Highcroft Common questionsWhat is the postcode for Highcroft?Highcroft, TAS has the postcode 7183.What state is Highcroft in?Highcroft is in Tasmania (TAS).Does postcode 7183 cover more than one suburb?No. Postcode 7183 covers Highcroft only, which is unusual - most Australian postcodes cover several localities. Browse other postcodes in Tasmania, or widen the search to every Australian postcode.