Contact Us

For questions about your Citi Credit Card as well as questions about the Citi Bonus Cash Center including:

Please call the customer service phone number on the back of your card 24 hours a day, 7 days a week.

  • USA/Canada 1-866-696-5673
  • Outside the USA/Canada 1-605-335-2222
  • TTY Service (for speech or hearing-impaired cardmembers) 1-800-325-2865

General correspondence:

Citibank Customer Service
P.O. Box 6500
Sioux Falls, SD 57117

For questions relating to purchases with any store or issues with a store Website:

Please contact the store directly.