Mosby, Montana
Mosby: Situated at an elevation of 2513 feet in Garfield County, this rural community lies within the vast, semi-arid plains of central Montana near the Musselshell River.
About
Mosby is a city located in the county of Garfield in the U.S. state of Montana.
Quick Facts about Mosby
| State | Montana (United States) |
| County | Garfield County |
| Latitude & Longitude | 46.9922,-107.8837 |
| Time Zone | America/Denver |
| Local time | 07:49:04 (10th November 2026) |
| Postal code | 59058 |
| Weather | 38℉ Mostly Cloudy 7-days weather |
Geography
Mosby is located at 46°59'32"N 107°53'1"W (46.9922100, -107.8837200).
Mosby map
Click "full screen" 
icon to open full mode. View satellite images
icon to open full mode. View satellite images
Weather
38°F
Mostly Cloudy
6 mph S
Monday Night
Mostly cloudy, with a low around 38. South wind around 6 mph.
7-Day Forecast
Mosby zip code is 59058.
County name: Garfield, County
fips: 30033
Half-Breed Crossing
Closest post offices linked to Mosby.
| Post Office Name | City | ZIP |
|---|---|---|
| Sand Spring Post Office | Sand Springs (MT) | 59077 |