National Park Service
Yellowstone National Park, WY 82190
(307) 344-2262
14.6 miles from Mammoth, WY
201 S Canyon St
West Yellowstone, MT 59758
(406) 646-7001
28.5 miles from Mammoth, WY
Po Box 1225
West Yellowstone, MT 59758
(406) 646-1100
28.5 miles from Mammoth, WY
Po Box 1299
W Yellowstone, MT 59758-1299
(406) 646-7461
Website
28.5 miles from Mammoth, WY