Home Postcode finder NSW Yass River Yass River postcode NSW Yass River is a locality in New South Wales covered by postcode 2582. Postcode 2582 State or territory New South Wales (NSW) Region Canberra Add a free Yass River business listing Be the first listing in Yass River Common questionsWhat is the postcode for Yass River?Yass River, NSW has the postcode 2582.What state is Yass River in?Yass River is in New South Wales (NSW).Does postcode 2582 cover more than one suburb?Yes. Postcode 2582 covers 22 localities, so the postcode alone does not identify Yass River. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.