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Contact Us:

Lost or Stolen Debit Card:

To report a Lost or Stolen ONE AMERICAN BANK Debit Card, call ONE AMERICAN BANK at 605-361-1010 during normal business hours. Normal business hours are 9:00 am – 5:00 pm, Monday through Friday.

Lost or Stolen Credit Card:

To report a Lost or Stolen ONE AMERICAN BANK Credit Card, call ONE AMERICAN BANK at 605-361-1010 during normal business hours. Normal business hours are 9:00 am – 5:00 pm, Monday through Friday.
After Business hours, please call 1-800-423-7503.