Customer Service

Customer Service Hours

  • M-F: 7:30 AM to 9:00 PM
  • Sat: 9:00 AM to 1:00 PM

Phone

  • (903) 657-8521
  • (877) 566-2621
  • Español: (888) 281-6123
Report a Lost or Stolen Debit Card (nights, weekends & holidays): (800) 530-2265

  • Automated Phone System
    • (903) 657-6262
    • (800) 530-5303

Email

  1. Login to Online Banking
  2. Click on “Support"
  3. Click on “Secure Chat, Email & FAQ”
  4. Select “Click here to send an email”
*When contacting CNB by email or the Contact Us Form please do not include personal information like account numbers or social security numbers.

Fax

  • (903) 657-9737


Chat

Chat is available inside of CNB Online Banking after logging in and during Customer Service hours.

  1. Login to Online Banking 
  2. Click on “Support" 
  3. Click on “Secure Chat, Email & FAQ” 
  4. Select “Click here to chat”