Home Postcode finder NSW Kalang Kalang postcode NSW Kalang is a locality in New South Wales covered by postcode 2454. Postcode 2454 State or territory New South Wales (NSW) Region NSW North Coast Add a free Kalang business listing Be the first listing in Kalang Common questionsWhat is the postcode for Kalang?Kalang, NSW has the postcode 2454.What state is Kalang in?Kalang is in New South Wales (NSW).Does postcode 2454 cover more than one suburb?Yes. Postcode 2454 covers 13 localities, so the postcode alone does not identify Kalang. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.