rathmines postcode nswrv Home ›› Postcode Finder ›› NSWRV ›› Rathmines Rathmines local listingsThe suburb of Rathmines is located in NSW and has a postcode of 2283. Free rathmines business listing! 1Rathmines Public School20 Secret Corner Rd 02 49751229 View more business listings in rathmines Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.