Chip Lupo, Credit Card Writer
You can report a lost AAdvantage MileUp Card by calling Citibank customer service at 1-888-766-2484. You can also report a lost AAdvantage MileUp Card through the Citibank website or mobile app. Citibank will request some security information in order to verify your identity before sending a replacement.
How to Report a Lost AAdvantage MileUp Card
- Call Citibank customer service at 1-888-766-2484.
- Inform the customer service representative that you’ve lost your credit card.
- Provide any requested information, such as your date of birth or the last four digits of your SSN.
- Ask the Citibank rep to cancel your old credit card and send a replacement.
You should receive a replacement AAdvantage MileUp Card within 4-7 business days. When you receive your replacement AAdvantage MileUp Card, you’ll need to activate it before you can make purchases. And if there are any recurring charges linked to the old AAdvantage MileUp Card, make sure to update those accounts with your new card information.
Finally, it’s important to note that your AAdvantage MileUp Card is covered by $0 fraud liability, which means that you will not be held responsible for unauthorized purchases made with your card while it’s lost. You should still give your card issuer immediate notice of any unfamiliar charges on your account, though.
American Airlines AAdvantage® MileUp®
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