International Roaming Service (IR Service) is a service that enables MobiFone postpaid and prepaid subscribers to stay connected (make/receive calls and send/receive SMS) without having to change SIM Card and mobile phone number when they are abroad and on a number of flights and cruise ships.

Currently, MobiFone is providing International Roaming Service in more than 530 mobile networks of nearly 200 foreign countries in the world.

What are the benefits of IR Service?

• Keep in touch with relatives, friends and business partners with your own MobiFone number;
• Support all the original services: Making/Receiving call; Sending/Receiving SMS; Using Data;
• Simple registration via many methods;
• Enjoy cheap IR plans and services;

Service Registration and Cancelation

Prepaid Subscriber

• IR Service (Voice and SMS) shall be opened by default for the prepaid subscribers. To use Data roaming, please register as one of these methods above. For the subscribers opened IR service by default, please be careful when using mobile phone in frontier area to avoid unexpected IR fee.
• To be opened by default or register IR service (Voice and SMS) successfully via SMS and USSD, you must be in Vietnam.
• If you do not receive SMS for default opening, please register as one of these methods above.

Postpaid Subscriber

• For MobiFone postpaid subscribers having usage period of less than 90 days, please make deposit and register in MobiFone shops to use the service:

 + The minimum deposit is VND 2,000,000 (two million dong/subscriber/each registration time);

 + Deposit can be made by the owner or by another on behalf of the owner;

 + After 31 days from service cancellation date, to withdraw the deposit in any MobiFone shop or to use the deposit to pay for domestic fee, you must pay all IR Service fee arising. When withdrawing deposit, you must present MobiFone sealed receipt;

 + If you pay all IR Service fee arising but do not cancel the service or draw deposit, you could use this amount for the next time of using IR Service. In this case, you shall not be locked IR Service until you withdraw deposit.

• Postpaid Subscribers having usage period of more than 90 days shall be exempted from deposit when registering for IR service. However, you could leave a deposit to expand your IR limit. The minimum deposit is VND 1,000,000 (one million Vietnam Dong) and total deposit shall be multiple of VND 1,000,000.
• To register IR service (Voice and SMS) successfully via SMS and USSD, you must be in Vietnam.

​Access to roaming network

You could choose one of the two methods of accessing as follows:

• Method 1: Auto.
• Method 2: Manual: Menu → Setting → Select Network → Manual → Select network in the list → OK.

GPRS Access

• For networks having agreement on GPRS with MobiFone, customer can use GPRS service while accessing the client networks.
• Configuring APN to access GRPS:

+ For IOS: Settings >> Cellular >> Cellular Data Network >> APN >> Set APN: m-wap.

+ For Android: Settings >> Mobile Network >> Access Point Names >> APNs >> Set APN: m-wap.     

General

• Once registering for MobiFone IR Service, you have agreed with all terms for using MobiFone IR Service and committed to pay IR charge arising on time. You are responsible for paying full charge for actual use.
• When you are near frontier areas between Vietnam and neighboring countries (China, Laos and Cambodia), your mobile phone may automatically access the networks of those countries (ex. China Mobile – China). In this case, you shall be charged at IR rate when making/receiving call, sending SMS or using data. When accessing the networks of those countries, you shall receive SMS from MobiFone: “Quy khach dang su dung mang dien thoai di dong cua [Country name]. Xin quy khach LUU Y lua chon mang khi o vung bien gioi, giap ranh voi VN de tranh phat sinh CUOC ngoai y muon. Chi tiet lien he +8490144144 (tinh cuoc nhu goi ve VN).

Prepaid Subscribers