Denny's 1091-1107 Congress St 7:00 AM - 8:00 PM 7:00 AM - 8:00 PM 7:00 AM - 8:00 PM 7:00 AM - 8:00 PM 7:00 AM - 8:00 PM 7:00 AM - 8:00 PM 7:00 AM - 8:00 PM1091-1107 Congress St Portland, ME 04102 US