
Casper, Wyoming (Main Office)
(307)237-9301

Donkey Creek, Wyoming (Field Office)
(307)696-8261

Clareton, Wyoming (Field Office)
(307) 746-2586

Red Wing Creek, North Dakota (Field Office)
(701) 586-3122
Additional Field Areas
- SW Wyoming and Colorado
- Breed Creek/Melstone – Central Montana
- Sidney – Eastern Montana
- Utopia – Northern Montana
- Southern Powder River Basin