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Customer Services

At ONE AMERICAN BANK, banking doesn't just stop at accounts and loans. We offer our hard-working customers a wide variety of supplemental services to add ease to their banking lives — online, by phone, in-branch, and beyond.

If you're looking for something specific and it isn't found here or elsewhere on the site, please be sure to let us know! We're always here to make sure banking is convenient for you.

Reorder Checks

You may reorder checks online.

Lost or Stolen Card

Lost or Stolen ATM/Debit Card:

Contact us immediately if you believe your card or PIN has been lost, stolen or compromised in any way.

During business hours please call 605-361-1010.

After business hours and on weekends, please call 1-800-472-3272.

Lost or Stolen Visa® Card:

Contact us immediately if you believe your Visa credit card or PIN has been lost, stolen or compromised in any way.

During business hours please call 1-800-325-3678.

For Visa customer service, please call 1-800-423-7503.

Routing Number

ONE AMERICAN BANK’S routing and transit number is 091401553.

Teller Services

  • Cashiers Checks
  • Coin Counting
  • Fax Service