Mobifone's hotline serves various purposes for Mobi network customers. Almost all these hotline numbers are free for domestic subscribers and are always ready to address customer issues 24/7. However, different hotline numbers are available based on specific needs. Do you know how to call Mobifone's hotline correctly? If not, Mytour will guide you on how to call Mobi's 24/7 customer support hotline.

What is Mobifone's hotline number?
Mobifone's customer support hotline is 1800 1090 or the hotline: 0904/5/8 144144; 0939 144144. Customer issues will be handled by various departments within Mobi's staff system. To ensure the most convenient and prompt receipt and processing of information, the free Mobifone hotline has been divided into several numbers, each responding to different needs suitable for each issue.

Mobifone Hotlines in 3 Regions
In addition to the above 3 numbers, Mobifone also has hotlines specifically for the North, Central, and South regions. These hotlines are used to address inquiries from landline or non-Mobi network subscribers. The numbers include:
- 0904 144 144: for the Northern region
- 0905 144 144: for the Central region
- 0908 144 144: for the Southern region
It's important to note that the calling fees for these hotlines are charged at regular rates.
Guide on How to Contact Mobifone Hotlines in Detail
You now know the toll-free numbers within the Mobifone hotline system mentioned above. However, how do you call these hotlines? Below is the most detailed guide from Mytour for you:
Free Mobifone Hotline for Complaints
When you feel dissatisfied, want to express concerns, complain about service issues, or need advice on new services and related matters, you can call the Mobifone hotline at 1800 1090. This phone number is specifically for handling customer feedback.
When calling this number, a staff member will directly receive your complaint. Depending on each case, Mobifone's staff will provide a resolution. Note that whether using a domestic or international network, you can still call this number. The calling fee for Mobifone network hotline for complaints is 0đ.

Call Mobifone Hotline for Service Support
Mobifone offers a variety of customer support services. If you want to learn about or use these services, you can call the Mobifone hotline at 9090. This number is divided into several separate categories. Users need to listen carefully to the instructions to select the key corresponding to the support they need.
Note that this number can only be called from Mobi network subscribers. The calling fee for this number is calculated differently from other hotlines. For prepaid subscribers, the fee is 200đ/minute, while for postpaid subscribers, calling this hotline incurs no charges.
Mobi Hotline for International Customers
If you're not a Vietnamese resident, you can still use the Mobifone hotline 9393 for assistance. However, please note that only Mobifone network subscribers can call this number. The calling fee for this number is 0đ.
Above are the numbers that Mobifone supports with free call charges. Additionally, there are other cases where you can call Mobi's hotline, which will be revealed in the next section.

Contacting Mobifone from Landlines or International Networks
If you haven't registered a number with Mobi network, there's still a way to call the hotline. In case you use a landline or an external network subscriber and need hotline assistance, call one of the three hotlines for the North, Central, and South regions mentioned above.
However, note that the charges for these calls will be at regular rates. Also, these numbers won't be categorized for specific case resolutions like when calling from a domestic network subscriber.
Here are the details and guidance on how to call the free Mobifone hotline that Mytour has presented in the most detailed way. If you need to call this network's hotline, follow the steps above. Additionally, don't miss out on the next articles from Mytour if you want to explore more information.