Below is a list of Columbia Falls MT zip codes. For your research we have also included Columbia Falls Area Code, Time Zone, UTC and the local Flathead County FIPS Code. Each Columbia Falls Montana zip code has a center Longitude / Latitude point (the Columbia Falls center is -114.192 / 48.3649). For your convenience we have also indicated if that zip code in Columbia Falls observes Daylight Savings time. For more information on Columbia Falls Montana you will find helpful business links and searches.