Home Postcode finder NSW Moppy Moppy postcode NSW Moppy is a locality in New South Wales covered by postcode 2422. Postcode 2422 State or territory New South Wales (NSW) Region Hunter Add a free Moppy business listing Be the first listing in Moppy Common questionsWhat is the postcode for Moppy?Moppy, NSW has the postcode 2422.What state is Moppy in?Moppy is in New South Wales (NSW).Does postcode 2422 cover more than one suburb?Yes. Postcode 2422 covers 45 localities, so the postcode alone does not identify Moppy. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.