1. Otter Creek Coal
401 N 31st St Ste 770, Billings, MT 59101
Coordinate: 45.78348,-108.512
Phone: (406) 245-0990
2. Yellowstone Coal
848 Main St, Billings, MT 59105
Coordinate: 45.81462,-108.47148
Phone: (406) 256-9101
3. Cloud Peak Energy
404 N 31st St, Billings, MT 59101
Coordinate: 45.78305,-108.51265
Phone: (406) 259-9435