Home Postcode finder TAS Oakdowns Oakdowns postcode TAS Oakdowns is a locality in Tasmania covered by postcode 7019. Postcode 7019 State or territory Tasmania (TAS) Region Tasmania Add a free Oakdowns business listing Be the first listing in Oakdowns Common questionsWhat is the postcode for Oakdowns?Oakdowns, TAS has the postcode 7019.What state is Oakdowns in?Oakdowns is in Tasmania (TAS).Does postcode 7019 cover more than one suburb?Yes. Postcode 7019 covers 3 localities, so the postcode alone does not identify Oakdowns. Browse other postcodes in Tasmania, or widen the search to every Australian postcode.