| Sheriff's office | County |
|---|---|
| Anaconda-Deer Lodge County Sheriff's Office | Deer Lodge |
| Beaverhead County Sheriff's Office | Beaverhead |
| Big Horn County Sheriff's Office | Big Horn |
| Blaine County Sheriff's Office | Blaine |
| Broadwater County Sheriff's Office | Broadwater |
| Butte-Silver Bow County Sheriff's Office | Silver Bow |
| Carbon County Sheriff's Office | Carbon |
| Carter County Sheriff's Office | Carter |
| Cascade County Sheriff's Office | Cascade |
| Chouteau County Sheriff's Office | Chouteau |
| Custer County Sheriff's Office | Custer |
| Daniels County Sheriff's Office | Daniels |
| Dawson County Sheriff's Office | Dawson |
| Fallon County Sheriff's Office | Fallon |
| Fergus County Sheriff's Office | Fergus |
| Flathead County Sheriff's Office | Flathead |
| Gallatin County Sheriff's Office | Gallatin |
| Garfield County Sheriff's Office | Garfield |
| Glacier County Sheriff's Office | Glacier |
| Golden Valley County Sheriff's Office | Golden Valley |
| Granite County Sheriff's Office | Granite |
| Hill County Sheriff's Office | Hill |
| Jefferson County Sheriff's Office | Jefferson |
| Judith Basin County Sheriff's Office | Judith Basin |
| Lake County Sheriff's Office | Lake |
| Lewis and Clark County Sheriff's Office | Lewis And Clark |
| Liberty County Sheriff's Office | Liberty |
| Lincoln County Sheriff's Office | Lincoln |
| Madison County Sheriff's Office | Madison |
| McCone County Sheriff's Office | Mccone |
| Meagher County Sheriff's Office | Meagher |
| Mineral County Sheriff's Office | Mineral |
| Missoula County Sheriff's Office | Missoula |
| Musselshell County Sheriff's Office | Musselshell |
| Park County Sheriff's Office | Park |
| Petroleum County Sheriff's Office | Petroleum |
| Phillips County Sheriff's Office | Phillips |
| Pondera County Sheriff's Office | Pondera |
| Powder River County Sheriff's Office | Powder River |
| Powell County Sheriff's Office | Powell |
| Prairie County Sheriff's Office | Prairie |
| Ravalli County Sheriff's Office | Ravalli |
| Richland County Sheriff's Office | Richland |
| Roosevelt County Sheriff's Office | Roosevelt |
| Rosebud County Sheriff's Office | Rosebud |
| Sanders County Sheriff's Office | Sanders |
| Sheridan County Sheriff's Office | Sheridan |
| Stillwater County Sheriff's Office | Stillwater |
| Sweet Grass County Sheriff's Office | Sweet Grass |
| Teton County Sheriff's Office | Teton |
| Toole County Sheriff's Office | Toole |
| Treasure County Sheriff's Office | Treasure |
| Valley County Sheriff's Office | Valley |
| Wheatland County Sheriff's Office | Wheatland |
| Wibaux County Sheriff's Office | Wibaux |
| Yellowstone County Sheriff's Office | Yellowstone |
Alphabetical.
Source: Federal Bureau of Investigation, Crime Data Explorer — law-enforcement agencies by state (API). Data captured September 30, 2026.