Home Postcode finder NSW Coolatai Coolatai postcode NSW Coolatai is a locality in New South Wales covered by postcode 2402. Postcode 2402 State or territory New South Wales (NSW) Region NSW North Coast Add a free Coolatai business listing Be the first listing in Coolatai Common questionsWhat is the postcode for Coolatai?Coolatai, NSW has the postcode 2402.What state is Coolatai in?Coolatai is in New South Wales (NSW).Does postcode 2402 cover more than one suburb?Yes. Postcode 2402 covers 4 localities, so the postcode alone does not identify Coolatai. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.