Home Postcode finder ACT Banks Banks postcode ACT Banks is a locality in Australian Capital Territory covered by postcode 2906. Postcode 2906 State or territory Australian Capital Territory (ACT) Region Canberra Add a free Banks business listing Be the first listing in Banks Common questionsWhat is the postcode for Banks?Banks, ACT has the postcode 2906.What state is Banks in?Banks is in Australian Capital Territory (ACT).Does postcode 2906 cover more than one suburb?Yes. Postcode 2906 covers 3 localities, so the postcode alone does not identify Banks. Browse other postcodes in Australian Capital Territory, or widen the search to every Australian postcode.