A primary account number is a unique identifier for a credit, debit, or other form of payment card.

Enter your debit card number, account number, or user ID to verify your identity before speaking with a customer care agent. Chase also provides voice recognition.

Do you know that your debit card 16 numbers carry a lot of information including the card issuer and account number and many more?

Debit cards work in ways similar to credit cards, but it can be harder to protect against industrious thieves. They use devices called skimmers to read your account number and the accompanying PIN ...

A debit card has a 16-digit card number, which is not the same as the checking account number to which it's linked. Replacement debit cards have different 16-digit card numbers and expiration dates.

Most savings accounts don’t offer debit cards because you’re limited in the number of transactions you can make with your account. This makes the use of a debit card for your savings account ...