Minor Hall, UC Berkeley Open 7 days/week M-F 8:30am-5:30pm, Sat and Sun 8:30am-3:30pm Phone: (510) 643-2020 Phone: (510) 642-2020 For your convenience, the Minor Hall clinic is open seven days a week. For urgent needs when the clinic is closed, you may call (510) 642-2020, 24 hours a day. In addition, when you are away from campus you may visit ....