1. Steps to transfer your number to Viettel, the latest in 2023
In 2023, there are still many users who want to switch from Mobifone, Vinaphone, Vietnamobile to Viettel. Here are the steps you can follow:
Step 1. Submit a request to transfer your number to Viettel
When you decide to switch your network to Viettel, you can submit your request through various methods:
- To switch your number to Viettel, you have several options: Call the support hotline at 18008098, Access the My Viettel app directly (available on CH Play or AppStore), Visit the website https://viettel.vn/chuyenmanggiuso, or Go to any Viettel store or transaction center nationwide.

Step 2. Documentation for transferring your number to Viettel
Documents required for transferring your number to Viettel include: Mobile SIM to be transferred and ID card or passport (for foreigners).
While online registration for transferring your number to Viettel is possible, the procedure must be completed at Viettel stores. Alternatively, customers can call the hotline for Viettel staff to come to their home and assist with the process.

Step 3. Paying the fee for transferring your number to Viettel
According to the latest regulations in 2023, customers need to pay a transfer fee of 60,000 VND per subscriber. Payment of the fee will be simultaneous with the submission of documentation, so customers can pay at the counter or ask Viettel staff to assist with the procedure.
Step 4. Receive SIM card and confirm via text message
After paying the fee, customers will receive a Viettel SIM card from the store/Viettel staff. To activate, simply insert the Viettel SIM card into your phone and send a text message with the syntax YCCM to 1441 (free of charge).
This is the message registering the transfer of your number to the National Switching Center.
Step 5. Wait for the result of transferring your number to Viettel
After completing the procedures, users just need to wait for a text message confirming the successful transfer of their number to Viettel. At that point, users can insert the SIM card and use Viettel's services as usual.
In case the return notification states that the transfer of your number to Viettel was unsuccessful (with reasons), customers can visit a Viettel store to reclaim the fee paid (60,000 VND).

2. Frequently Asked Questions When Transferring Your Number to Viettel Network
When transferring your number to Viettel, customers often have many questions. Specifically, here are the most frequently asked questions and the latest answers for 2023.
2.1 How much is the fee for transferring your number to Viettel?
The answer is 60,000 VND.
This is the latest fee in 2023. This fee may be adjusted later depending on policies.
2.2 How long does it take to transfer your number to Viettel?
The answer is 1-3 days.
Once the procedures are completed, users just need to wait 1-3 days to receive a notification of successful or unsuccessful number transfer.
Additionally, if you want to switch back (from Viettel to Mobifone, Vinaphone, etc., while keeping the same number), the minimum time between two number transfers is 90 days.
2.3 Why can't I transfer my number to Viettel while keeping the same number?
In some cases, users trying to transfer their number to Viettel might face rejection due to issues such as: the subscriber not being the rightful owner; outstanding fees (for postpaid subscribers) from the previous network; not having been with the previous network for at least 6 months; current postpaid subscriber's bill less than 100,000 VND...
Users should thoroughly understand these issues to avoid complications during the number transfer process.
3. What is number portability?
The Number Portability Initiative has been around for a while, but it wasn't until May 2017 that it truly became 'official' with a clear roadmap. Currently, networks like Viettel, Mobifone, and Vinaphone are experimenting with this initiative.
Number portability service allows subscribers to switch from one network to another while keeping their existing phone number.
For example, if you have a number 0973.xxx.xxx with Viettel but want to use Vinaphone services, you can transfer from Viettel to Vinaphone while retaining your old number 0973.xxx.xxx.
Number portability enables users to reap the maximum benefits of mobile networks, such as:
- Vinaphone: Advantageous coverage, even with inexpensive and basic phones, Vinaphone's network is accessible everywhere, especially in remote areas.
- Mobifone: Ideal for the youth, offering various call and text packages at incredibly cheap rates, along with frequent 'mega' promotions when topping up.
- Vietnamobile: A major network known for top-up promotions up to 300%.
- Viettel: Suitable for a wide range of users, especially smartphone users who browse the web, stream movies using 3G...
With the information provided above, users should now have the necessary details to easily proceed with the number transfer process.
