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1. How to Verify Viettel SIM Ownership
Method 1: Send a message to the number 1414
For Viettel prepaid subscribers
Compose a message with TTTB and send to 1414 (This message is free for all mobile subscribers).
If formatted correctly, the network will immediately respond with a message containing the registered owner's full details.
For postpaid Viettel subscribers
Call Viettel hotline 198 to verify information
Method 2: Verify Viettel SIM Ownership on My Viettel App
Step 1: Install My Viettel app => Tap Register and follow the login instructions.
Step 2: On the main interface, click Viettel virtual assistant icon => Select Subscription Information
Here, the system will display all necessary information about the subscription you are using.
2. How to check the main owner of Vinaphone SIM
Method 1: Text to hotline 1414
Compose the message with the syntax TTTB and send to 1414. Then, the hotline will respond with the main owner information of the subscription. (The message is free).
Method 2: Call VinaPhone hotline
For postpaid users, you can check Vinaphone SIM ownership by calling 18001091 => When calling, select Option 1 to hear information related to SIM card services.
3. How to check the main owner of Mobifone SIM
Similar to Viettel, if you are using Mobi 4G SIM, follow these methods:
Method 1: Text to hotline 1414
Users compose a message with the syntax TTTB and send to 1414 to receive a message from the network containing information about the SIM owner. (The message is entirely free and applicable to both prepaid and postpaid subscribers).
Method 2: Call hotline: 9090
You can also check Mobifone SIM ownership by calling 9090 (200đ/minute and free for postpaid subscribers) or 18001090 (free) to speak with a hotline representative.
These are the ways to check the main owner of Viettel, Vinaphone, Mobifone SIMs. If you find this information helpful, don't forget to share it with others. Good luck with your verification!
