Home Postcode finder NSW Mount Horeb Mount Horeb postcode NSW Mount Horeb is a locality in New South Wales covered by postcode 2729. Postcode 2729 State or territory New South Wales (NSW) Region Canberra Add a free Mount Horeb business listing Be the first listing in Mount Horeb Common questionsWhat is the postcode for Mount Horeb?Mount Horeb, NSW has the postcode 2729.What state is Mount Horeb in?Mount Horeb is in New South Wales (NSW).Does postcode 2729 cover more than one suburb?Yes. Postcode 2729 covers 17 localities, so the postcode alone does not identify Mount Horeb. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.