How to check the cell phone number used before?

How long the mobile phone number has been used can be queried through the mobile phone operator's APP number: official APP→ mine → head portrait in the upper left corner → number information.

First, check the mobile phone number.

Send cxwl (or Chinese character "net age") to 10086, and it's OK, specific to the year and month.

Second, query Unicom number

In the business hall of Unicom, you can use the user's ID card to check the access date of the mobile phone card (that is, the opening time).

You can also check the visit time through the online business hall.

Log in to the online business hall and click the "Query" button.

Three, the telecom number in China Telecom online business hall self-inquiry, the method is as follows:

1, log in to the netroom.

2. Click on My Order

3. You can know how long your mobile phone card has been used by modifying the query date.

Mobile phone number details business hall self-service terminal query steps:

1, this method is well known, but Bian Xiao still wants to talk about it. First of all, you should remember to bring your mobile phone and your service password to the business hall.

2. There is a self-service terminal inquiry machine in the business hall. First, enter your mobile phone number and service password.

3. Then you can enter. After entering, click the detailed list query, and you need to receive SMS verification code confirmation just like the online business hall. Click OK to enter the verification code.

4. You can check your call record after confirmation, which is very simple and convenient.