Union National Bank & Trust Co ← View details 1103 West Wisconsin Street, Sparta, WI 54656 +1 608-269-6737 unbsparta.com Suggest an Edit Name* State* Locality* ZIP* Street address* Phone* Website Opening hours Monday: 07:30 am — 05:30 pm Tuesday: 07:30 am — 05:30 pm Wednesday: 07:30 am — 05:30 pm Thursday: 07:30 am — 05:30 pm Friday: 07:30 am — 05:30 pm Saturday: 08:00 am — 11:30 am Your comments * — Required information