upper-macdonald postcode nsw Home ›› Postcode Finder ›› NSW ›› Upper-Macdonald Upper Macdonald local listingsThe suburb of Upper Macdonald is located in NSW and has a postcode of 2775. Free upper macdonald business listing! Get the first free listing in upper macdonald! Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.