A primary account number (PAN) is commonly called a credit card number, even if it's not on a credit card. These are strings of 14 to 19 numbers that uniquely identify a payment card and its account.

The account number on a check is found at the bottom of the check, between the routing number and the check number. These numbers are often printed very closely together, but it’s easy to tell ...

A checking account is a deposit account at a bank or credit union that allows you to deposit and withdraw money easily and ...