Home Postcode finder TAS Kayena Kayena postcode TAS Kayena is a locality in Tasmania covered by postcode 7270. Postcode 7270 State or territory Tasmania (TAS) Region Tasmania Add a free Kayena business listing Be the first listing in Kayena Common questionsWhat is the postcode for Kayena?Kayena, TAS has the postcode 7270.What state is Kayena in?Kayena is in Tasmania (TAS).Does postcode 7270 cover more than one suburb?Yes. Postcode 7270 covers 11 localities, so the postcode alone does not identify Kayena. Browse other postcodes in Tasmania, or widen the search to every Australian postcode.