sutton postcode nswst Home ›› Postcode Finder ›› NSWST ›› Sutton Sutton local listingsThe suburb of Sutton is located in NSW and has a postcode of 2620. Free sutton business listing! 1Sutton Public SchoolBywong St 02 62303215 View more business listings in sutton Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.