2310 Technology DrO'Fallon, MO 63368 Phone: +1 636-625-2700Fax: +1 636-625-1776Toll Free: +877-STAY-HGI Hotel E-mailHotel Website Classification 5 Limited Service First Class Commission Rooms Rates 10% 122 - Hoteliers! Is your information accurate? Update Here Hilton Garden Inn O'Fallon Location & Neighborhood In Winghaven business park. 35 MI from St LouisNearest Cross Street: Winghaven BlvdHotel Location: Suburban