Home Postcode finder TAS Leeka Leeka postcode TAS Leeka is a locality in Tasmania covered by postcode 7255. Postcode 7255 State or territory Tasmania (TAS) Region Tasmania Add a free Leeka business listing Be the first listing in Leeka Common questionsWhat is the postcode for Leeka?Leeka, TAS has the postcode 7255.What state is Leeka in?Leeka is in Tasmania (TAS).Does postcode 7255 cover more than one suburb?Yes. Postcode 7255 covers 14 localities, so the postcode alone does not identify Leeka. Browse other postcodes in Tasmania, or widen the search to every Australian postcode.