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Why should you verify your SIM card ownership?
As you may already know, since April 24, 2019, the Ministry of Information and Communications has mandated that everyone must register their SIM cards. Failure to do so will result in the suspension of services from network providers. Registering your premium SIM card ensures you avoid cases of SIM theft, SIM cloning, and direct compromise of sensitive personal information.
Moreover, you should also verify your SIM card ownership every time you register a new SIM to avoid discrepancies between the information on the SIM and your personal documents.To acquire additional voice or data SIM cards under your name, you can explore a variety of competitively priced SIM cards below!How to Verify SIM Ownership with Network Providers via Text MessageFirstly, for any network provider, you can easily check SIM ownership by sending a text message with the following syntax:Step 1: Access the messaging app on your phone > Step 2: Enter the syntax: 
Type your query and send it to the designated number. Nhập cú pháp: TTTB transmit 1414
Guide on how to verify Viettel's authentic SIM card
Besides verifying the authentic SIM card through messaging to the hotline 1414, you can also verify the registration of authentic usage when using Viettel's network with a few steps as follows:Method 1Reach out to our hotline at: 198 or 18008098 to connect with our consultants and get personalized assistance.Option 2Verify the authenticity of your Viettel SIM card on the Viettel website.- Step 1: Go to the Vietteltelecom website.
- Step 2: Select Log in to your account.
- Step 3: Choose Get OTP to log in > Log in.
- Step 4: Next, select My Viettel > Subscriber information.
- Step 5: Here, you can review all the registered SIM information. Please double-check for any discrepancies and contact the nearest Viettel store if needed!
Discover the fastest way to verify your Mobifone sim ownership
Similar to Viettel, for users of Mobi 4G sim, try these 2 methods:Method 1:Verify sim information by calling hotline customer service:9090 (charged at 200đ/minute and free for postpaid subscribers) orMethod 2:Dial 18001090 for assistance.No charges apply for this service.Connect with our authentic representatives for sim information queries.Method 2Verify MobiFone sim authenticity via the website portal.- Step 1: Access MobiFone > Sign in
- Step 2: Next, select the Quick OTP Login method or scan the QR code from My MobiFone.
- Step 3: Then, accurately enter the OTP code sent to your phone if you're using the OTP login method.
- Step 4: Once successfully logged in, on the homepage navigate to My MobiFone > Personal Information.
- Step 5: Here, you'll see all the personal information registered under the main sim card. Check if there are any inaccuracies. If so, contact MobiFone hotline immediately or visit the nearest store for corrections.
Comprehensive Guide on Checking VinaPhone's Main SIM Card
For Vinaphone 4G network users, aside from using SMS with the syntax TTTB sent to 1414, you can also directly contact hotline operators via the following number: 18001091Our customer support is available 24/7, even on holidays and Tet. Please select Option 1
Our Commitment to Verifying Genuine SimsThrough this article, Mytour has provided you with simple and quick methods to verify genuine sims on Viettel, MobiFone, and VinaPhone networks. Check your sim information now to promptly correct any errors. Best wishes for a successful verification!- Explore more: Android Tips, iOS Tips
