Visa / Mastercard / Discover
On the back of your card you shuld see either the entire 16-digit credit card number or just the last four digits followed by a special 3-digit code. This 3-digit code is your CVC number
American Express
Look for the 4-digit code printed on the front of your card just above and to the right of your main credit card number. This 4-digit code is your CVC number >