Home Postcodes by state TAS Strathgordon Strathgordon postcode TAS Strathgordon is a locality in Tasmania covered by postcode 7139. Postcode 7139 State or territory Tasmania (TAS) Region Tasmania Council area Derwent Valley Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Add a free Strathgordon business listing Be the first listing in Strathgordon Common questionsWhat is the postcode for Strathgordon?Strathgordon, TAS has the postcode 7139.What state is Strathgordon in?Strathgordon is in Tasmania (TAS).What council is Strathgordon in?Strathgordon is in the Derwent Valley local government area.Does postcode 7139 cover more than one suburb?No. Postcode 7139 covers Strathgordon only, which is unusual - most Australian postcodes cover several localities. Browse other postcodes in Tasmania, or widen the search to every Australian postcode.