171 W Randolph StChicago, IL 60601 Phone: +1 312-236-0123Fax: +1 312-236-0917Toll Free: +800-766-3782 Hotel E-mailHotel Website Classification 7 Superior First Class Commission Rooms Rates 10% 250 - Hoteliers! Is your information accurate? Update Here Allegro Royal Sonesta Hotel Chicago Loop Location & Neighborhood In the heart of business & entertainment dist., near State St - 17 MI, 45 min from O'Hare Intl airport.Nearest Cross Street: Randolph & La Salle