To check the credit card number, there are the following ways:

1. Go to the branch of the card-issuing bank to inquire

The internal system of the card-issuing bank has the card-issuing information. Therefore, you can check your credit card number at a business outlet with your ID card;

2. Call the credit card customer service of the issuing bank to check

The customer service will also inform the credit card number after verifying the identity, but the last 3 The digit cannot be found, it can only be seen on the card.