Denny's 4 Interstate Drive 7:00 AM - 10:00 PM 7:00 AM - 10:00 PM 7:00 AM - 10:00 PM 7:00 AM - 10:00 PM 7:00 AM - 10:00 PM 7:00 AM - 10:00 PM 7:00 AM - 10:00 PM4 Interstate Drive Vandalia, IL 62471 US