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Contact us by phone.
Monday through Friday 9am to 8pm ET
Additional Phone Numbers
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Technical Assistance
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For TTY: Use 711 or other Relay Service
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Outside the U.S., Canada and Puerto Rico, Call Collect
Contact us by mail.
Citi Cards
PO Box 7032
Sioux Falls, SD 57117-7032
Payment Addresses
Citi Cards Payments
PO Box 9001006
Louisville, KY 40290-1006
Citi Cards Overnight
Delivery/Express Payments
Attn: Consumer Payment Dept.
6716 Grade Lane
Building 9, Suite 910
Louisville, KY 40213