Denny's 224 Richmond Ave. E 6:00 AM - 10:00 PM 6:00 AM - 10:00 PM 6:00 AM - 10:00 PM 6:00 AM - 10:00 PM 6:00 AM - 1:00 AM 6:00 AM - 1:00 AM 6:00 AM - 10:00 PM224 Richmond Ave. E Mattoon, IL 61938 US