Below is a list of Cohasset MA zip codes. For your research we have also included Cohasset Area Code, Time Zone, UTC and the local Norfolk County FIPS Code. Each Cohasset Massachusetts zip code has a center Longitude / Latitude point (the Cohasset center is -70.802101135254 / 42.240798950195). For your convenience we have also indicated if that zip code in Cohasset observes Daylight Savings time.