How to transfer the network without changing the number?

The first method: apply to the transferor.

First, the user sends a short message to the original contracted operator to inquire whether it meets the port number transfer conditions; Then that us sends a short message to the original contract operator to obtain the authorization code carried by the number; Finally, bring your own valid ID and go to the business hall of the operator you want to transfer, and the business will take effect.

The second method is applicable to the transferee.

First, bring your ID card and mobile phone card to the business hall where you need to transfer money. For example, if you want to transfer to Unicom, you must apply to Unicom's business hall. Then the transferee applies for transfer-out on the computer, and if there is no problem, the transferor approves it; Finally, the transferee will sign a network access agreement with you to apply for a new mobile phone SIM card, which will take effect at 3 am the next day.