Denny's 17 W 660 22nd Street 7:00 AM - 9:45 PM 7:00 AM - 9:45 PM 7:00 AM - 9:45 PM 7:00 AM - 9:45 PM 7:00 AM - 9:45 PM 7:00 AM - 9:45 PM 7:00 AM - 9:45 PM17 W 660 22nd Street Oakbrook Terrace, IL 60181 US