Below is a list of Sun River MT zip codes. For your research we have also included Sun River Area Code, Time Zone, UTC and the local Cascade County FIPS Code. Each Sun River Montana zip code has a center Longitude / Latitude point (the Sun River center is -111.72100067139 / 47.533500671387). For your convenience we have also indicated if that zip code in Sun River observes Daylight Savings time.