How to check the card opening date of mobile phone card?

You can check the card opening date of the mobile phone card through the logo on the mobile phone card, the phone bill or SMS record, contact the operator or online service.

To check the card opening date of the mobile phone card, we must first check whether there is a logo printed with the processing date on the mobile phone card, which is usually printed on the card. Secondly, if you have the habit of saving the phone bill or SMS notification, you can check the relevant records, and maybe you can find the specific date when the mobile phone card is processed. Third, you can contact the operator who originally handled the mobile phone card and provide relevant information, such as mobile phone number and SIM card number. They may tell you the processing date of the mobile phone card. Finally, you can log in to official website, a mobile phone operator, or a mobile phone application, and look for relevant information after logging in your account. Perhaps you can find out the processing date of your mobile phone card.