Home Postcode finder TAS Derby Derby postcode TAS Derby is a locality in Tasmania covered by postcode 7264. Postcode 7264 State or territory Tasmania (TAS) Region Tasmania Add a free Derby business listing Be the first listing in Derby Common questionsWhat is the postcode for Derby?Derby, TAS has the postcode 7264.What state is Derby in?Derby is in Tasmania (TAS).Does postcode 7264 cover more than one suburb?Yes. Postcode 7264 covers 15 localities, so the postcode alone does not identify Derby. Browse other postcodes in Tasmania, or widen the search to every Australian postcode.