Below is a list of Silver Bow County MT zip codes. For your research we have also included Silver Bow County Area Code, Time Zone, UTC and the local County FIPS Code. Each Silver Bow County Montana zip code has a center Longitude / Latitude point (the Silver Bow County center is -112.61799621582 / 45.917900085449). For your convenience we have also indicated if that zip code in Silver Bow County observes Daylight Savings time.