Home Postcode finder ACT Cook Cook postcode ACT Cook is a locality in Australian Capital Territory covered by postcode 2614. Postcode 2614 State or territory Australian Capital Territory (ACT) Region Canberra Add a free Cook business listing Be the first listing in Cook Common questionsWhat is the postcode for Cook?Cook, ACT has the postcode 2614.What state is Cook in?Cook is in Australian Capital Territory (ACT).Does postcode 2614 cover more than one suburb?Yes. Postcode 2614 covers 8 localities, so the postcode alone does not identify Cook. Browse other postcodes in Australian Capital Territory, or widen the search to every Australian postcode.