About 59901 - Kalispell, Montana

The ZIP code 59901 of Kalispell falls within Montana, the United States - a densely populated area by population. It sits within Flathead County.

Census data puts the population of this ZIP code at 63,161 residents. That's noticeably above the average for a Montana ZIP code, which sits near 3,036 people.

Population density runs around 52 people per sq. mile, making it a rural area.

Other ZIP code codes in Montana serve areas such as Billings, Bozeman.