number printed after the card account number on the
signature panel on the back of the card .
the four-digit number printed to the right of the card
account number on the front of the card.
| Card Security Code | |
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The card security code for most cards is the three-digit number printed after the card account number on the signature panel on the back of the card . |
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The card security code for an American Express card is the four-digit number printed to the right of the card account number on the front of the card. |