What is the service password of the mobile phone card?

The service password is the password that the other party asks you to enter when you handle business, so as to ensure that you are the owner.

The service password is 6 digits. Most of the initial passwords are 123456, the last six digits of ID card or the last six digits of mobile phone number. If you forget the service password, you can use the number where you changed the service password to call the customer service of the telecom operation service provider.

If you are in a hurry to handle business, you can use your mobile phone to receive the temporary service password in the SMS.

Extended data:

How to reset the service password:

1. When purchasing this card, the original service password of the mobile user is on the packaging shell.

2. Send short message CZMM# ID number and reset the password 10086.

3. Bring my ID card to the business hall to apply for service password reset.

4. Log in to the online business hall of the operator and reset the service password.

References:

Baidu Encyclopedia-Service Password