Chip Lupo, Credit Card Writer
@CLoop
To verify a Costco Anywhere Visa® Card by Citi, call Citibank at 1 (855) 378-6467, visit the online card verification page or use the mobile app. Once you verify your Costco Credit Card, you will be able to start using it for purchases.
Verifying a Citibank card is the same as activating it. Many issuers use the words “verification” and “activation” interchangeably.
How to Verify a Costco Credit Card
- By phone: Call 1 (855) 378-6467 and enter your credit card account number, the 3-digit security code on the back of the card, the last 4 digits of your Social Security number, and your date of birth when prompted.
- Online: Go to the Citibank online card verification page. Enter your card number, then submit the verification.
- Mobile App: Log in to the Citibank mobile app and tap "Register or activate a card." Enter your card number, CVV, your date of birth, and the last four digits of your Social Security number.
If you have issues verifying your Costco Credit Card, you can always call customer service at 1-800-950-5114 and ask for assistance. Keep in mind that it’s best to verify your card as soon as possible after receiving it.
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