The Box Office accepts MasterCard, Visa, Discover, American Express, and Cash. Box Office Phone Number: (313) 471-7929 The Box Office is open Monday through Friday 9:30 AM to 6:00 PM. On Saturday 9:30 AM to 4:00 PM. On event days, 10:00 AM until ½ hour before scheduled event end. Closed non-event Sundays.