United States Government--interior Dept Of, National Park Service, Grand Canyon Natl Park, North Rim Mule Rides Grand Canyon, AZ 86023 Phone : (928) 638-2202 Business Category Government Offices-Federal Government Offices & Public Schools United States Government--national Park Service, Grand Canyon National Park, North Rim Mule Rides Grand Canyon, AZ 86023 Phone : (928) 638-2202 Business Category Government Offices-Federal Government Offices & Public Schools