Montana Federal (MT)

Department of the Interior

Bureau of Indian Affairs

• BIA Blackfeet Agency (MT)
• BIA Flathead Agency (MT)
• BIA Fort Belknap Agency (MT)
• BIA Fort Peck Agency (MT)
• BIA Northern Cheyenne Agency (MT)
• BIA Rocky Boy's Agency (MT)

Bureau of Land Management (BLM)

• BLM Lewiston Field Office (MT)
• BLM Miles City Field Office (SD/MT)

Fish and Wildlife Service

• US Fish and Wildlife Service - Charles M Russell National Wildlife Refuge

Bureau of Reclamation

National Recreation Area (NRA)

• Bighorn Canyon National Recreation Area (MT/WY)

Department of Agriculture

US Forest Service (USFS)

• Beaverhead National Forest
• Bitterroot National Forest
• Custer National Forest
• Deer Lodge National Forest
• Flathead National Forest
• Gallatin National Forest
• Helena National Forest
• Kootenai National Forest
  
• Lewis and Clark National Forest
• LoLo National Forest