Federal Government Offices--interior Department, National Parks, Yellowstone National Park Headquarters, Yellowstone National Park South Entrance Gate Moran, WY 83013 Phone : (307) 543-2580 Business Category Government Offices-Federal Government Offices & Public Schools Us Interior Department South Gate Entrance Moran, WY 83013 Phone : (307) 543-2580 Business Category Land Mineral Wildlife & Forest Conservation United States Government--national Park Service, Yellowstone National Park, West Entrance Ranger Station, South Entrance S Gate Entrance Moran, WY 83013 Phone : (307) 543-2580 Business Category Government Offices-Federal Government Offices & Public Schools