What is the information center number of the mobile phone, and how to check it? How to get it?

Is a string of codes for sending and receiving short messages, which is equivalent to a short message server. If it is missing or filled in incorrectly, the SMS cannot be sent successfully. Each region has its own information center number, and different operators have different SMS center numbers.

The coding rule of this information number is that the code of China Unicom SMS Service Center is +86 130 10500, here is the local Unicom area code, and the number of China Mobile SMS Service Center is +86 1380*500, here is the local area code. If the area code is three digits, the * sign is 0, otherwise * =? .

Extended data:

Query method of smart phone trust center number;

1. Click the SMS logo on the mobile phone desktop to enter the SMS interface.

2. After entering the SMS interface, click three points, and then click the Settings button in the options that appear.

3. Enter the SMS Settings interface and click the Advanced button.

4. In the advanced interface that appears, click SMS Center.

5. You can see the confidence center number of the mobile phone number.

Baidu encyclopedia-information center number