Below is a list of South Grafton MA zip codes. For your research we have also included South Grafton Area Code, Time Zone, UTC and the local Worcester County FIPS Code. Each South Grafton Massachusetts zip code has a center Longitude / Latitude point (the South Grafton center is -71.68440246582 / 42.20299911499). For your convenience we have also indicated if that zip code in South Grafton observes Daylight Savings time.