grafton postcode nsw Home ›› Postcode Finder ›› NSW ›› Grafton Grafton local listingsThe suburb of Grafton is located in NSW and has a postcode of 2460. Free grafton business listing! 1Grafton High School97 Mary St 02 664233552Clarence Valley Anglican School74 Centenary Dr 02 664282053Grafton Public School86 Queen St 02 66421000 View more business listings in grafton Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.