One-time payment

Pay your bill without signing on

Contact us by phone.

1-800-669-8488

24 hours a day, 7 days a week

Additional Phone Numbers

Technical Assistance

1-800-815-7701
For TTY: Use 711 or other Relay Service
Outside the U.S., Canada and Puerto Rico, Call Collect

1-208-822-0001

Contact us by mail.

Citi ThankYou® Mastercard®

General Inquiries P.O. Box 6275
Sioux Falls, SD 57117

Payment Addresses

Citi ThankYou® Mastercard® Payments
PO Box 70604
Philadelphia, PA 19176-0604

Citi ThankYou® Mastercard® Consumer Express Payments
Attn: Consumer Payment Dept.
400 White Clay Center Drive
Newark, DE 19711