Denny's 18875 SOUTH I-19 FRONTAGE RD. 5:00 AM - 10:00 PM 5:00 AM - 10:00 PM 5:00 AM - 10:00 PM 5:00 AM - 10:00 PM 5:00 AM - 10:00 PM 5:00 AM - 10:00 PM 5:00 AM - 10:00 PM18875 SOUTH I-19 FRONTAGE RD. GREEN VALLEY, AZ 85614 US