Contact

Have a suggestion to make your credit union even better? Your CEO, Scott Johnson, wants to hear it. Email him at ceo@comfirstcu.org.

Reserve time to chat with us in person

  • Loans


  • Personal Loans
  • 707.546.6000, ext. 8091
    loans@comfirstcu.org

  • Mortgage Loans
  • 707.546.6000, ext. 8094
    mortgage@comfirstcu.org

  • Auto Loans
  • 707.546.6000, ext. 8091
    loans@comfirstcu.org

  • Credit Card


  • 24/7 customer service
  • 866.820.5876 (Traditional or Secured cards: starts 445831)

  • 866.820.5992 (Signature Rewards card: starts 445832)

  • Lost/stolen
  • 800.499.7728
    973.682.2652(out of country)
  • Fraud
    888.918.7313
  • PIN change
    800.221.9648
  • Rewards questions
    800.637.7728

ATMs/Debit Cards


  • Lost/Stolen
  • 833.933.1681
    812.647.9794(international)
  • Fraud/dispute
  • 866.279.1399
  • Purchase verification
  • 800.899.5280
    513.900.3014(international: English)
    513.900.3015(international: Spanish)
  • Card activation/PIN change
  • 833.681.3388