Home Postcode finder NSW Jenolan Jenolan postcode NSW Jenolan is a locality in New South Wales covered by postcode 2790. Postcode 2790 State or territory New South Wales (NSW) Region NSW Country West Add a free Jenolan business listing Be the first listing in Jenolan Common questionsWhat is the postcode for Jenolan?Jenolan, NSW has the postcode 2790.What state is Jenolan in?Jenolan is in New South Wales (NSW).Does postcode 2790 cover more than one suburb?Yes. Postcode 2790 covers 40 localities, so the postcode alone does not identify Jenolan. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.