glendon postcode nswst Home ›› Postcode Finder ›› NSWST ›› Glendon Glendon local listingsThe suburb of Glendon is located in NSW and has a postcode of 2330. Free glendon business listing! Get the first free listing in glendon! Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.