Denny's 1630 Dual Highway 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 PM1630 Dual Highway Hagerstown, MD 21740 US