Below is a list of Three Oaks MI zip codes. For your research we have also included Three Oaks Area Code, Time Zone, UTC and the local Berrien County FIPS Code. Each Three Oaks Michigan zip code has a center Longitude / Latitude point (the Three Oaks center is -86.610397338867 / 41.798801422119). For your convenience we have also indicated if that zip code in Three Oaks observes Daylight Savings time.