macarthur-square postcode nsw Home ›› Postcode Finder ›› NSW ›› Macarthur-Square Macarthur Square local listingsThe suburb of Macarthur Square is located in NSW and has a postcode of 2560. Free macarthur square business listing! Get the first free listing in macarthur square! Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.