Montana, a state that covers vast mountains, prairies, and forests, isn’t just about stunning landscapes and national parks. For those of us trying to navigate around or learn more about different towns, cities, or delivery areas, zip codes can be a big help! Zip codes make it easier to identify locations across the state, whether you're exploring Missoula, Great Falls, or a small-town gem.
Below, we’ll break down Montana zip codes by region, cover a few facts about how the state’s zip code system works, and dive into the top questions people have about them.
Montana Zip Codes by Region
1. Western Montana Zip Codes
The western part of Montana includes well-known spots like Missoula and Kalispell, famous for their proximity to national parks and outdoor recreation.
| City/Town | County | Zip Code(s) |
|---|---|---|
| Missoula | Missoula County | 59801, 59802, 59803 |
| Kalispell | Flathead County | 59901 |
| Polson | Lake County | 59860 |
| Hamilton | Ravalli County | 59840 |
Western Montana’s zip codes generally start with "59," covering everything from lake towns to the college town of Missoula. If you’re sending a package, these codes make sure it’s on the right track through the scenic Bitterroot Valley or near Glacier National Park.
2. Southwestern Montana Zip Codes
This region is home to Bozeman and Butte, and it's known for its rich history, outdoor sports, and lively local culture.
| City/Town | County | Zip Code(s) |
|---|---|---|
| Bozeman | Gallatin County | 59715, 59718, 59719 |
| Butte | Silver Bow County | 59701 |
| Dillon | Beaverhead County | 59725 |
| Anaconda | Deer Lodge County | 59711 |
Southwestern Montana zip codes starting with "597" cover towns full of history and modern charm, where adventure seekers find rivers, mountains, and vast wilderness.
3. Central Montana Zip Codes
Central Montana covers areas like Great Falls and Lewistown, where wide-open spaces and agricultural land are the backdrops to friendly communities.
| City/Town | County | Zip Code(s) |
|---|---|---|
| Great Falls | Cascade County | 59401, 59404, 59405 |
| Lewistown | Fergus County | 59457 |
| Helena | Lewis and Clark | 59601, 59602 |
| Choteau | Teton County | 59422 |
With zip codes starting mostly in "594" and "596," Central Montana includes the bustling city of Great Falls, known for its arts and cultural activities, alongside smaller communities that thrive on local agriculture and industry.
4. Eastern Montana Zip Codes
Eastern Montana, including Billings and Glendive, offers expansive plains, fossil digs, and a growing economy around energy and resources.
| City/Town | County | Zip Code(s) |
|---|---|---|
| Billings | Yellowstone County | 59101, 59102, 59105 |
| Glendive | Dawson County | 59330 |
| Miles City | Custer County | 59301 |
| Sidney | Richland County | 59270 |
Zip codes in Eastern Montana are largely in the "591" and "593" ranges. Whether it’s Billings, Montana’s largest city, or Miles City’s charming rodeo culture, these codes help pinpoint exactly where you need to go across this more rugged, spread-out landscape.
How Montana’s Zip Code System Works
Montana’s zip codes generally follow a simple pattern. Here’s a quick breakdown of what the numbers mean:
- First digit: Montana zip codes start with “5,” indicating they belong to the western region of the U.S.
- Second and third digits: These identify specific regional areas within Montana. For example, codes beginning with “598” point towards the western region, around Missoula.
- Fourth and fifth digits: These narrow down specific post offices or delivery areas within cities or towns.
Each Montana zip code is unique, offering a specific location that helps sort mail and identify precise delivery zones. This system allows for better accuracy, especially in more rural areas.
Why Zip Codes Matter for Navigating Montana
Navigating through Montana, especially with limited road signs in rural areas, can get tricky! Here are some handy reasons why knowing Montana’s zip codes can be a big help:
- Pinpoints Specific Locations: When you’re driving through places like Whitefish or Hardin, a zip code can guide you to the exact location, whether it’s a cozy B&B or a new campsite.
- Eases Package Delivery: Montana’s small towns often depend on post office deliveries, and accurate zip codes ensure packages get where they need to be—whether that’s a farm out in Big Sandy or a new business in downtown Bozeman.
- Useful for Mapping and GPS: Modern GPS often uses zip codes for more accurate location services, so knowing these codes can speed up your search time.
Zip Codes for Major Cities in Montana
Montana’s most populated cities have a few zip codes of their own, as they handle a larger volume of mail and services.
| City | Zip Codes |
|---|---|
| Billings | 59101, 59102, 59105, 59106 |
| Missoula | 59801, 59802, 59803 |
| Bozeman | 59715, 59718 |
| Great Falls | 59401, 59404, 59405 |
| Helena | 59601, 59602 |
Each zip code here covers neighborhoods or areas within the city. For instance, 59101 in Billings covers the downtown area, while 59106 serves more suburban neighborhoods.
Using Zip Codes for Travel and Services in Montana
If you’re planning a trip through Montana or setting up delivery services, Montana’s zip codes are helpful for:
- Travel Planning: Use zip codes to book hotels or find campgrounds close to where you’ll be exploring.
- Food and Local Deliveries: Many Montana towns have local delivery services, which use zip codes to determine service areas.
- Emergency Services: Zip codes help first responders reach the right location fast, especially in rural areas where addresses may be scarce.
Fun Facts About Montana’s Zip Codes
- Largest Zip Code Area: The largest zip code area in Montana is 59353, covering the wide-open spaces of Ekalaka in Carter County. It stretches over hundreds of square miles!
- Most Populated Zip Code: Zip code 59102 in Billings covers a bustling part of the city with plenty of homes, businesses, and retail centers.
- Highest Zip Code: The highest zip code in Montana is 59937 in Whitefish, up near Glacier National Park.
What to Keep in Mind About Montana Zip Codes
Montana’s zip codes, just like the state itself, cover a broad, diverse area. Knowing your way around these numbers can make a real difference in getting where you need to be, sending packages, or simply understanding a bit more about this rugged and beautiful state.
Quick Tips for Finding Montana Zip Codes
- Search Online Maps: Google Maps and similar sites can quickly pinpoint zip codes when you type in the town or address.
- Check USPS Resources: The USPS website has a simple zip code lookup feature if you’re ever in doubt.
- Ask Locals: Montana is full of helpful people! If you’re lost or can’t find an address, locals are usually more than happy to help.
FAQs About Montana Zip Codes
Q: How many unique zip codes are in Montana?
A: Montana has about 400 unique zip codes, each covering a different city, town, or area across the state’s 56 counties. From major cities to the most remote towns, there’s a zip code for almost every populated spot.
Q: Are Montana zip codes organized in any specific way?
A: Yes! The “5” at the beginning links Montana to the western U.S., and the second number usually helps identify a larger region within the state, like Missoula or Billings. For instance, “59” is used more in the west, while “59” or “59” zip codes lead toward the eastern regions.
Q: Do zip codes change often in Montana?
A: Generally, zip codes don’t change too often, but every now and then, adjustments happen—especially if a town grows or a new post office opens. Keeping updated with any changes is a good idea if you run a business or are moving.
There you have it—a handy guide to Montana’s zip codes, packed with everything you might need to know as you navigate, deliver, or explore!
