atholwood postcode nswst Home ›› Postcode Finder ›› NSWST ›› Atholwood Atholwood local listingsThe suburb of Atholwood is located in NSW and has a postcode of 2361. Free atholwood business listing! Get the first free listing in atholwood! Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.