Home Postcode finder NSW Mondrook Mondrook postcode NSW Mondrook 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 Mondrook business listing Be the first listing in Mondrook Common questionsWhat is the postcode for Mondrook?Mondrook, NSW has the postcode 2430.What state is Mondrook in?Mondrook 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 Mondrook. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.