Go to another store or ask the cashier for help
Up to 17 or so
The first digit is a three.
It is printed behind the card. It is a 3 digit number for VISA/MASTERCARD. It is 4 digit for American Express
A credit card number is usually 16 digits long. American Express uses a 15 digit number.
The credit card number is the 16-digit number on the front of the card; the security code is a three- or four-digit number on the back of the card.
Card Verification Value. A 3-digit security code (except for American Express) which is printed on the back of the card separate from the credit card number, used to verify the user actually has the card with them. In the case of American Express, it is a 4-digit code printed on the front of the card.
Up to 17 or so
The first digit is a three.
It is printed behind the card. It is a 3 digit number for VISA/MASTERCARD. It is 4 digit for American Express
CVV is an anti-fraud security feature to help verify that you are in possession of your credit card. For Visa/Mastercard, the three-digit CVV number is printed on the signature panel on the back of the card immediately after the card's account number For American Express, the four-digit CVV number is printed on the front of the card above the card account number.
A credit card number is usually 16 digits long. American Express uses a 15 digit number.
as a six digit date-time
You cannot
As a six digit date-time.
The credit card number is the 16-digit number on the front of the card; the security code is a three- or four-digit number on the back of the card.
The number of digits in a valid credit card can change depending upon the type of card. Mastercard and VISA use a 16 digit system, while others including American Express use a 15 digit system.
The first digit in your credit-card number signifies the system:3 - travel/entertainment cards (such as American Express and Diners Club)4 - Visa5 - MasterCard6 - Discover Card