PO Box 2420815
Mills, WY 82644
From Casper, drive south approximately 9 miles on State Highway 251 to the top of Casper Mountain, where the state road ends and County Road 505 begins. Continue on this paved road for approximately 3 miles, where it turns into a maintained dirt road. Follow this road for 3 miles to its intersection with Circle Drive. A BLM gravel road begins here; a sign indicates that it is 4 more miles to the EEA.