How to get the short number of a mobile phone? How to send it to the mobile phone?

edit

820 1* Send your classmate's 1 1 mobile phone number to 10086.

Then there will be a text message asking you to reply and choose the tariff. Just choose the required tariff according to the prompt. Generally, the local virtual network is open, that is, users of the local and the same network can dial, and not all virtual networks can dial. If you are not sure whether the other person is in the same virtual network as you, open the virtual network and dial 10086 15 (free of charge), and enter his trombone to check the trumpet. If you are not on the same network, you cannot query.