Fossil Butte National Monument Wildlife Refuge Kemmerer, WY 83101 Phone : (307) 877-4455 Business Category Government Offices-Federal Government Offices & Public Schools United States Government--interior Dept Of, Fossil Butte National Monument 864 Chicken Creek Rd Kemmerer, WY 83101 Phone : (307) 877-4455 Business Category Government Offices-Federal Legislative Bodies Government Offices & Public Schools