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Contact Us

You don’t have to bank with us to matter to us.

Call us anytime, customer or not, and we'll be happy to help

For general inquiries, questions about account balances, transactions and more, we’re available to assist you 24/7.

(800) 513-7678

Chat with a live agent

Everyone is human, so it makes sense to get help from one. Customers can now chat live in the app or when logged in online with a real Frost rep who can help you get answers fast.

Log in to Frost Online Banking

Find a financial center or schedule an appointment in advance

If you want to see us in person, stop by a financial center near you or schedule an appointment in advance. 

Spanish-Speaking Bankers

To speak with a Spanish-speaking banker or to find one at a location near you, call us at (210) 220-4511

For our International phone number call, 001-800-204-4401.


Debit Cards
If you ever forget your PIN, or to report lost or stolen cards, call (800) 513-7678.

Gift Cards
Track your balance online at www.harlandclarkegiftcard.com or call (866) 244-5360

Business Credit Cards
Check activity or replace lost or stolen cards by calling Commerce Bank's Client Care Team at (800) 892-7104.

Frost Merchant Services

For day-to-day Frost Merchant Services support, please contact Clover Customer Service at (877) 273-8191, 24 hours a day, 7 days a week.

Billing Inquiries (Loan Information Request and Loan Billing Error Resolution Request)

P.O. Box 34746
San Antonio, TX 78265

Human Resources

Frost Human Resources Offices:
Austin: (512) 473-4486
Corpus Christi: (361) 844-1071
Dallas: (214) 515-4991
Fort Worth: (817) 420-5166
Houston: (713) 388-1032
San Antonio: (210) 220-4811
Rio Grande Valley: (956) 702-6617

Report Fraud

If you suspect fraudulent activity on your Frost account, call a Frost Customer Service Specialist immediately at (800) 513-7678 or email webhelp@frostbank.com.

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