Contact Us

What can we do for you?

Have any questions about how ONE AMERICAN BANK can help get your finances back on track, or maybe you need a business solution or just want some advice? Whatever it is, we are here to help you and make it happen.

Lost/Stolen ATM/Debit Cards:
During Regular Business Hours: 605-361-1010
    After Hours: 800-472-3272

Lost/Stolen Visa Credit Cards:
Visa Lost/Stolen: 800-325-3678
    Visa Customer Service: 800-423-7503

Contact Us: We will endeavor to respond by the next business day, and your inquiry will be passed to the appropriate financial expert to help you.