How to Report a Lost or Stolen Debit or Credit Card


Union Bank MasterCard Debit Cards 

During business hours contact your Union Bank office at 1-800-837-8111 

After business hours call 1-800-417-8715


Union Bank Visa Credit Cards

For Personal Union Bank Visa Credit cards, please call 1-800-558-3424

For Union Bank Visa Business Credit cards, please call 1-800-552-0855

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The Union Bank Co.

100 S. High St.
Columbus Grove, OH 45830
(800) 837-8111
Routing Number - 041213759