Mining ClaimsBLM WyomingPO Box 1828Cheyenne, WY 82003-1828 5353 Yellowstone RoadCheyenne, WY 82009
Phone: 307-775-6143 Fax: 307-775-6203
Office hours: 7:45am - 4:30pm, M-FPublic Room: 9:00am - 4:00pm, M-F
Email: WY-922_Mining_Claims@blm.gov