Home Postcode finder NSW Rydal Rydal postcode NSW Rydal 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 Rydal business listing Be the first listing in Rydal Common questionsWhat is the postcode for Rydal?Rydal, NSW has the postcode 2790.What state is Rydal in?Rydal 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 Rydal. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.