The typical card has either 19 or 7 on the back. 19 comes from the original 16 on the front as well as the three digit CVV code (located only on the back). Others have just the last four digits on the front as well as the 3 CVV numbers (thus, 7).
Most cases it is three, and they are the last numbers on the back of your card.
16 digits in a credit card number and 3 for the security code on the back of the card.
16
There are 16 digits on a credit card.
16
Most cases it is three, and they are the last numbers on the back of your card.
16 digits in a credit card number and 3 for the security code on the back of the card.
16
There are 16 digits on a credit card.
16
16 digits.
The typical card has 16 numbers American Express has 15.
16 digits
16 numbers.
16 numbers
3
Credit card ID numbers have three (Discover, Visa, MasterCard) or four (American Express) digits.