ZIP code 59058: Mosby, MT
59058 is a ZIP code in Mosby, Montana, mainly in Garfield County. About 54 people live here.
- Population
- 54
- Median household income
- —
- Typical home value
- $250,000ACS median value
- Median rent
- —gross, per month
- Median age
- 56
- Homeowners
- 100%of occupied homes
Shaded: ZIP code 59058's area. Click anywhere on the map to see which ZIP code it's in.
ZIP codes within 10 milesWithin 25 miles
ZIP code 59058 details
| City | Mosby |
|---|---|
| State | Montana |
| County | Garfield County (also partly Petroleum County) |
| Metro area | Not in a metro or micro area |
| Time zone | Mountain Time (UTC−7), observes daylight saving time |
| Type | Standard (delivery area) |
| Land area | 618.8 sq mi, plus 0.3 sq mi of water |
| Population density | 0 people per sq mi |
| Bachelor's degree or higher | 10% of adults 25+ |
| Center coordinates | 46.98766, -107.76024 |
ZIP codes near 59058
| ZIP code | City | Distance | Population |
|---|---|---|---|
| 59077 | Sand Springs, MT | 19.4 mi | 71 |
| 59054 | Melstone, MT | 22.1 mi | 227 |
| 59087 | Winnett, MT | 24.4 mi | 395 |
| 59039 | Ingomar, MT | 30.4 mi | 13 |
| 59083 | Sumatra, MT | 30.8 mi | 3 |
| 59059 | Musselshell, MT | 36.1 mi | 159 |
| 59318 | Brusett, MT | 37.3 mi | 148 |
| 59084 | Teigen, MT | 39.6 mi | — |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Buying a home in 59058?
A typical home in ZIP code 59058 is worth about $250,000 (ACS median value). See what buying here would cost per month, with Montana average taxes and insurance filled in.
About ZIP code 59058
What city is ZIP code 59058?
ZIP code 59058 is in Mosby, MT, in Garfield County.
What county is ZIP code 59058 in?
59058 is mainly in Garfield County, Montana, and partly in Petroleum County.
What is the population of ZIP code 59058?
About 54 people live in ZIP code 59058, according to the American Community Survey 2020–2024 5-year estimates.
What time zone is ZIP code 59058 in?
59058 is in Mountain Time (UTC−7). It observes daylight saving time.