Below is a list of Petersham MA zip codes. For your research we have also included Petersham Area Code, Time Zone, UTC and the local Worcester County FIPS Code. Each Petersham Massachusetts zip code has a center Longitude / Latitude point (the Petersham center is -72.186096191406 / 42.486198425293). For your convenience we have also indicated if that zip code in Petersham observes Daylight Savings time.