Below is a list of Bloomfield MT zip codes. For your research we have also included Bloomfield Area Code, Time Zone, UTC and the local Dawson County FIPS Code. Each Bloomfield Montana zip code has a center Longitude / Latitude point (the Bloomfield center is -104.91799926758 / 47.412899017334). For your convenience we have also indicated if that zip code in Bloomfield observes Daylight Savings time.