Denny's 4979 State Hwy 23 7:00 AM - 10:00 PM 7:00 AM - 10:00 PM 7:00 AM - 11:00 PM 7:00 AM - 11:00 PM 7:00 AM - 12:00 AM 6:00 AM - 12:00 AM 6:00 AM - 10:00 PM4979 State Hwy 23 Oneonta, NY 13820 US