How to use short number to check long number?

First you need to know whether it is China Mobile or China Unicom.

How to check the long number by short number:

1. Send "short number" to 10657000 in the form of a message. A few seconds after the message is sent, there will be a text message for you immediately. The queried number will be sent back to your mobile phone;

2. If you have a short number, you can also send a message to the other party. The method is:

Edit the text message and send it to the short number 10657000? Received your message.

3. Enter the mobile business hall-call service-virtual network query-can you check long number query? Of course, the premise is that you have a mobile number and are in the same virtual network as the number you want to query. Here, "4001 space short code" can also be checked if sent to 10086