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eBANKING CUSTOMER SUPPORT

eBANKING CUSTOMER SUPPORT

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Personal eBanking

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ACH 

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Still have questions? We're here to help.

Phone  281-894-3200*

*Speak with a representative on your time: Now offering extended after-hours support.

Mailing Address:
PO Box 41314

Houston, TX 77241-1314

Email customerservice@allegiancebank.com

PLEASE NOTE: Allegiance Bank will never request that you provide personal or financial information via unsecured e-mail. Please report to us any suspicious e-mails you receive that request personal or financial information and claim to be from Allegiance Bank.

24/7 Telephone Banking  844-334-3814

Debit/ATM Card Support
Business Hours 8:00 AM - 5:00 PM: 281-894-3200

To report your lost or stolen Debit/ATM Card after business hours: 800-500-1044

For Debit Card Transaction Disputes Only:
Monday - Friday 7:00 AM - 3:45 PM: 844-865-5533

To activate a Debit Card: 866-633-5293 or Internationally: 770-248-5774

To return Fraud Service Center phone calls to verify potentially fraudulent transactions: 800-369-4887