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  2. What is a credit card security code? - AOL

    www.aol.com/finance/credit-card-security-code...

    A credit card security code is a three- or ... (CID) This number is printed on your card and ... You may be able to find the code in your issuer’s online portal with your card statements and ...

  3. What Is a Credit Card Security Code and Why Is It ... - AOL

    www.aol.com/credit-card-security-code-why...

    For American Express, the four-digit CID code is usually located on the front of the card to the right of or slightly above the card number. The CID is printed on the card but is not raised or ...

  4. Card security code - Wikipedia

    en.wikipedia.org/wiki/Card_security_code

    American Express usually uses the four-digit code on the front of the card, referred to as the card identification code (CID), but also has a three-digit code on the back of the card, referred to as the card security code (CSC). American Express also sometimes refers to a "unique card code". [2] "CVD" or "card verification data": Discover

  5. Payment card number - Wikipedia

    en.wikipedia.org/wiki/Payment_card_number

    Payment card numbers are composed of 8 to 19 digits, [1] The leading six or eight digits are the issuer identification number (IIN) sometimes referred to as the bank identification number (BIN). [2]: 33 [3] The remaining numbers, except the last digit, are the individual account identification number. The last digit is the Luhn check digit.

  6. Address verification service - Wikipedia

    en.wikipedia.org/wiki/Address_verification_service

    Following a request from a merchant for an address verification, the credit card processor sends an AVS response code back to the merchant indicating the degree of address matching. The meaning of the codes vary between credit card processors. Merchants can use the AVS code to determine whether to accept or reject a credit card transaction.

  7. Accepted payment methods for AOL services

    help.aol.com/articles/payment-methods-available-CS41

    American Express; Visa (credit or debit) Discover (credit or debit) MasterCard (credit or debit) PayPal (for most online purchases) Direct debit is no longer available for active accounts, however, it can be used to pay past due balances, with a $7 fee. Entering your payment info. When adding a new payment method, keep the following in mind:

  8. What Is a Credit Card Security Code and Why Is It ... - AOL

    www.aol.com/finance/credit-card-security-code...

    For premium support please call: 800-290-4726 more ways to reach us

  9. ISO/IEC 7813 - Wikipedia

    en.wikipedia.org/wiki/ISO/IEC_7813

    FC : Format code "B" (The format described here. Format "A" is reserved for proprietary use.) PAN : Payment card number 4400664987366029, up to 19 digits; FS : Field separator "^" NM : Name, 2 to 26 characters (including separators, where appropriate, between surname, first name etc.) FS : Field separator "^" ED : Expiration data, 4 digits or "^"