Home Postcode finder NSW Kiwarrak Kiwarrak postcode NSW Kiwarrak is a locality in New South Wales covered by postcode 2430. Postcode 2430 State or territory New South Wales (NSW) Region Hunter Add a free Kiwarrak business listing Be the first listing in Kiwarrak Common questionsWhat is the postcode for Kiwarrak?Kiwarrak, NSW has the postcode 2430.What state is Kiwarrak in?Kiwarrak is in New South Wales (NSW).Does postcode 2430 cover more than one suburb?Yes. Postcode 2430 covers 39 localities, so the postcode alone does not identify Kiwarrak. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.