I.S. TOURS, INC. Share: Travel & Tourism I.S. TOURS, INC. Visit Website 5080 Robert J Mathews Pkwy STE B El Dorado Hills, CA 95762-5702 (916) 939-8484 x101 (916) 939-8494 (fax) Facebook Twitter YouTube About Map About I. S. Tours, Inc. provides corporate and incentive travel services, as well as related management services. Also a full service travel agency for leisure travel for individuals or groups. What's Nearby? Distance: 5 10 15 20 25 50 mi.