cheltenham postcode nswdl Home ›› Postcode Finder ›› NSWDL ›› Cheltenham Cheltenham local listingsThe suburb of Cheltenham is located in NSW and has a postcode of 2119. Free cheltenham business listing! 1Cheltenham Girls High School161-175 Beecroft Rd 02 987644812KU Cheltenham Memorial PreschoolCnr The Promenade & Beecroft Road 02 9876 3109 View more business listings in cheltenham Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.