Home Postcode finder NSW Cheltenham Cheltenham postcode NSW Cheltenham is a locality in New South Wales covered by postcode 2119. Postcode 2119 State or territory New South Wales (NSW) Region Pymble Add a free Cheltenham business listing More business listings in Cheltenham Businesses in CheltenhamCheltenham Girls High School161-175 Beecroft Rd · 02 98764481KU Cheltenham Memorial PreschoolCnr The Promenade & Beecroft Road · 02 9876 3109 Common questionsWhat is the postcode for Cheltenham?Cheltenham, NSW has the postcode 2119.What state is Cheltenham in?Cheltenham is in New South Wales (NSW).Does postcode 2119 cover more than one suburb?Yes. Postcode 2119 covers 2 localities, so the postcode alone does not identify Cheltenham. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.