The Children's Nature Institute
 
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Card Verification Code FAQ

What is a card verification code?
A card verification number is an authentication mechanism created by card companies to help reduce fraud with online transactions. It requires the card holder to have the card physically in hand in order to enter three or four extra digits found printed on the card itself.

Where do I find the code?

On Visa, MasterCard, and Discover, there is a three-digit number located on the back of the card on the right side within the signature area: On American Express, the number is four digits and is printed on the front of the card, to the right of the card number:
Visa CVV2 American Express verification code

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