- K
Following is a list of of the phone numbers for the customer service departments of the most common credit card issuers. Please be advised that the listed directory is NOT for card application. You can not apply for a card using the numbers below. These are customer service numbers that have been established to service existing account holders
A - B - C - D - E - F - G - H - I - J - K - L - M - N - O - P - Q - R - S - T - U - V - W - X - Y - Z
- Kaiperm Federal Credit Union - Customer Service: 1-877-628-1200
- Kansas State University Federal Credit Union - Customer Service: 1-785-776-3003
- Kaw Valley State Bank - Customer Service: 1-888-232-5872
- Kemba Cincinnati Credit Union - Customer Service: 1-800-825-3622
- Kemba Columbus Credit Union - Customer Service: 1-800-282-6420
- Kemba Credit Union - Customer Service: 1-800-259-9595
- Kern Schools Federal Credit Union - Customer Service: 1-800-221-3311
- Keys Federal Credit Union - Customer Service: 1-800-805-7535
- Kinecta Federal Credit Union - Customer Service: 1-800-854-9846
- Kingfield Bank - Customer Service: 1-877-816-2988
- Kraft America Credit Union - Customer Service: 1-800-543-2811
- Kroger / US Bank - Customer Service: 1-800-685-5065