Debit Card Security

Security and privacy of your payments is very important to Citizens National Bank and we want customers to be able to shop safely online and offline. CNB protects you with fraud monitoring and more, but we also want to provide our customers resources so they also can help protect their debit card.

CNB Debit Card Fraud Monitoring

Citizens National Bank is utilizing a Debit Card Fraud Monitoring & Alert system to further protect our customers from debit card fraud. This system will guard your card 24 hours a day, 365 days a year for suspicious activity. If potential fraud is detected the customer will be contacted via phone call. Click here for more information debit card fraud monitoring.

MasterCard® SecureCode for CNB Debit Cards

This is the easy new way to enjoy added security for all your online CNB Debit Card purchases. We offer this great service at no additional charge. Once you register, you'll be ready to shop with confidence and take advantage of some great offers available from an ever-growing number of participating merchants!


To report a lost or stolen debit card during business hours call customer service at 903-657-8521 or 1-877-566-2621. On nights, weekends, and holidays call 800-530-2265 to leave Customer Service a message.