Below is a list of Glacier County MT zip codes. For your research we have also included Glacier County Area Code, Time Zone, UTC and the local County FIPS Code. Each Glacier County Montana zip code has a center Longitude / Latitude point (the Glacier County center is -113.10500335693 / 48.669700622559). For your convenience we have also indicated if that zip code in Glacier County observes Daylight Savings time.