Below is a list of Glentana MT zip codes. For your research we have also included Glentana Area Code, Time Zone, UTC and the local Valley County FIPS Code. Each Glentana Montana zip code has a center Longitude / Latitude point (the Glentana center is -106.24700164795 / 48.85290145874). For your convenience we have also indicated if that zip code in Glentana observes Daylight Savings time.