1. The validity period of the credit card can be directly known from the card you own:

1. On the front of the credit card, there are two dates under the bank card number. Generally, the date on the left is the card opening time: VALID FORMxx/xx, the year on the right and the month on the left. The date on the right is the effective expiration date. VALID THRUxx/xx, the year is on the right and the month is on the left.

2. As shown in the figure below, the card opening time is October 27, and the expiration date of the effective date is December 28. Valid for one year and two months.

3. Individuals can check their existing credit cards in this way to find out whether they have an expiration date.

second, you can also call the customer service directly to inquire.

Summary: There are basically two ways to inquire about the validity period of credit cards, and individuals can choose appropriately according to their own conditions.