CVV (Card Verification Value) is an anti-fraud security feature to help verify that you are in possession of your credit card.

For American Express (Amex), a four-digit CVV number is printed on the front of the card immediately beginning above the last digit of the card's account number.

American Express

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A 4-digit number on the front of your credit card


For Diners Club International, a three-digit CVV number is printed on the signature panel on the back of the card immediately after the card's account number.


Diners Club International

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A 3-digit number in reverse italics
on the back of your credit card

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