Below is a list of Colstrip MT zip codes. For your research we have also included Colstrip Area Code, Time Zone, UTC and the local Rosebud County FIPS Code. Each Colstrip Montana zip code has a center Longitude / Latitude point (the Colstrip center is -106.62999725342 / 45.894901275635). For your convenience we have also indicated if that zip code in Colstrip observes Daylight Savings time.