Home Postcode finder NSW Buttai Buttai postcode NSW Buttai is a locality in New South Wales covered by postcode 2323. Postcode 2323 State or territory New South Wales (NSW) Region Hunter Add a free Buttai business listing Be the first listing in Buttai Common questionsWhat is the postcode for Buttai?Buttai, NSW has the postcode 2323.What state is Buttai in?Buttai is in New South Wales (NSW).Does postcode 2323 cover more than one suburb?Yes. Postcode 2323 covers 14 localities, so the postcode alone does not identify Buttai. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.