Below is a list of Medfield MA zip codes. For your research we have also included Medfield Area Code, Time Zone, UTC and the local Norfolk County FIPS Code. Each Medfield Massachusetts zip code has a center Longitude / Latitude point (the Medfield center is -71.304100036621 / 42.187099456787). For your convenience we have also indicated if that zip code in Medfield observes Daylight Savings time.