Question: What is Citibank AT&T Universal Credit Card Phone Number?

Answer:

The phone number for Citibank AT&T Universal Card is 1-800-423-4343, and they are open 24 hours.

For overseas callers, the phone number for Citibank AT&T Universal Credit Card is 1-904-448-8661

You can also manage the Citibank AT&T Universal Card online at universalcard.com.

AT&T Universal Credit Card is issued by Citibank.