Contact Us

When you need us, we are here for you.

Client Services | Toll free: (800) 257-8316 | Fax: (361) 980-1812

No matter what you need, we’re here to help. Our Client Services staff provides general information about the bank, our products and services, and assistance with accounts from 7 a.m. to 6 p.m., Central Time, Monday through Friday, excluding holidays.


24-Hour Bank-By-Phone | Toll free: (800) 257-8086

Need banking information at night or on weekends? Check account balances, transfer funds, report lost or stolen checks and cards, or leave a message by calling our 24-Hour Bank-By-Phone number.


Report Lost or Stolen Debit Card/ATM Card

Quickly speak to a Client Services representative during business hours, contact MasterCard after hours for emergency assistance with your debit card.


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Mailing Addresses



American Bank
P.O. Box 6469
Corpus Christi, TX 78466-6469



5120 S. Padre Island Dr.
Corpus Christi, TX 78411
(361) 992- 9905

Routing Number | 114903284 - Ashburn - 20149 - False