101 Progress Point CtO'Fallon, MO 63368 Phone: +1 636-300-3535Fax: +1 636-300-4104Toll Free: +800-331-3131 Hotel Website Classification 5 Limited Service First Class Commission Rooms Rates 10% 108 $154-$194 (USD) Hoteliers! Is your information accurate? Update Here Residence Inn St. Louis O'Fallon Location & Neighborhood 23 MI from St Louis/Lambert airport.Hotel Location: Airport, Highway, Suburban