Home Postcode finder NSW Coldstream Coldstream postcode NSW Coldstream is a locality in New South Wales covered by postcode 2462. Postcode 2462 State or territory New South Wales (NSW) Region NSW North Coast Add a free Coldstream business listing Be the first listing in Coldstream Common questionsWhat is the postcode for Coldstream?Coldstream, NSW has the postcode 2462.What state is Coldstream in?Coldstream is in New South Wales (NSW).Does postcode 2462 cover more than one suburb?Yes. Postcode 2462 covers 12 localities, so the postcode alone does not identify Coldstream. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.