Suggest an update Name* Categories* State* Locality* ZIP* Street address* Phone* Website* Company description* Visit the hotel MainStay Suites, which is in the state Wyoming (WY), city Casper. Our hotel can be found at 551 Granite Peak Dr, Casper, WY 82609-4351. Great deals on best and cheap hotels. Your comments* (not for publishing) * — Required information MainStay Suites/551 Granite Peak Dr - Casper - Wyoming (WY) ← View details 551 Granite Peak Dr, Casper, WY 82609-4351, Casper, Wyoming (WY) 00 1849-8551513