Where can I find my credit card's identification number?
Typically, the card identification number for Visa, MasterCard and Discover is a 3-digit number located on the signature strip on the back of your credit card. For American Express cards, look for a 4-digit number on the front. See the examples below:
Why do we require a credit card identification number?
Requiring a credit card identification number is just one of several methods we employ to ensure your transaction is safe and secure.