16 digits that are arranged according to the Luhn rule (or Luhn test).
Visa begins with 4 16 digits Master " " 5 " Discover " " 6 " Amex " " 3 15 digits
there are 16 digits on a visa card
Amex card has 15 digits.
No matter what kind of credit card it is (MasterCard, VISA, etc.) the security code on the back of the card will always have 3 digits. It's located on the back of the card near the area where you should have signed it, and it's used for extra security in case your card or card number are stolen.
16 digits.
Visa begins with 4 16 digits Master " " 5 " Discover " " 6 " Amex " " 3 15 digits
Three
there are 16 digits on a visa card
Amex card has 15 digits.
No matter what kind of credit card it is (MasterCard, VISA, etc.) the security code on the back of the card will always have 3 digits. It's located on the back of the card near the area where you should have signed it, and it's used for extra security in case your card or card number are stolen.
16 digits.
An American Express card has 15 digits.
An American Express card has 15 digits.
An American Express card has 15 digits.
An American Express card number has 15 digits.
Visa cards start with digital "4" and have a total of 16 digits Mustard's also contain a total of 16 digits but start with digital "51","52
That depends on what ID card you have.