To report a lost or stolen debit card, contact any Cornerstone Bank location during regular business hours (Monday — Friday, 8:00 a.m. to 5:00 p.m. CT). For after-hours assistance, please call (800) 383-8000.
Click here to learn how Cornerstone Bank is protecting your debit card from fraudulent activity.
To report a lost or stolen credit card, please call TCM Bank, N.A. at (866)-572-1637.