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  • Caller number display (CLIP)
    See who is calling and retrieve phone numbers of missed calls.

  • SMS (Short Message Service)
    Send and/or receive text messages with MobiFone and VinaPhone subscribers.

  • International SMS
    Send and/or receive text messages MobiFone international roaming partner.

  • Voice Mail Service
    Answers your phone and records voice messages whenever you cannot answer incoming calls. Messages can be retrieved later on.

  • Cell Broadcast
    Get the latest information on exchange rates, weather forecast, Mobi4U promotions

  • Huge Capacity
    Phone BookStore your 250 favorite telephone numbers

  • MobiFun
    Download favorite ring tones and logos to your mobile phone via SMS.

  • MobiMail
    Send E-mail via SMS, access POP 3 account via SMS

  • MobiChat
    Chat with one and/or a group of friends on topics via SMS on MobiFone network.

  • LiveScore
    Receive live scores of your favorite soccer leagues and/or team.

  • Access to IDD
    Make and/or receive international calls without deposit.

  • WAP
    Send and/or receive E-mail, access Internet for news, exchange rates, sports, entertainment, airline information, etc. via WAP phone.

  • Nation-wide Customer Care Service, 24h/24h Please dial 9244 for assistance.

Please keep your eyes on more additional services in the future.

Getting connected and making calls with Mobi4U
Insert the Mobi4U Simcard (included in the package) into mobile phone and switch the phone on. As your Mobi4U card is already preloaded you can make your first call immediately!
To call a Mobi4U/MobiCard/MobiFone number: (090) XXX XXXX
To call a fixed phone number: 0 + Area code + Phone number
To call a Vinaphone number: 091 XXX XXXX
To call IDD: 00 + Country code + Area code + Phone number

Your Mobi4U Account
For your convenience, your Mobi4U account comes ready for use with a preloaded call credit. When your call credit is running low just recharge your account to ensure you can enjoy all benefits of being mobile.

No limit on your Mobi4U usage period
You always can make and/or receive calls as long as you have enough credit in your account. Your account is daily deducted VND 2.000/day, exclusive outgoing calls.

Your Mobi4U Grace period
As your Mobi4U credit runs out, customer is offerred one day more before Mobi4U account and phone number is deactivated. During the grace period, you can receive incoming calls and/or call 900 to recharge account and/or 9244 for assistance. As account recharged you will enjoy full benefits and convenience of being mobile.

How does Mobi4U work?
The cost of each call is automatically deducted in your credit account as you make call. You will be automatically notified situation of money as it is running out.

When recharging, value of the card will be added into your Mobi4U account. If you do not recharge your account and your account reaches 0 you can not make any outgoing calls and/or send SMS. However, customer is offerred one day more before Mobi4U account and phone number is deactivated.
Your Mobi4U Scratch Cards
When your Mobi4U account is running low it is very easy to recharge; just purchase a Mobi4U/MobiCard scratch card available at any MobiFone shop, dealer or authorised distributor nation-wide.

Mobi4U/MobiCard scratch cards are available in different denominations: 100,000 VND, 200,000 VND, 300,000 VND and 500,000 VND.

When purchasing a Mobi4U scratch card please note:
You only purchase Mobi4U/MobiCard scratch card from official MobiFone outlets.
The silver foil is not damaged and the card has not expired (see back of the card).
Card is nonrefundable.

Recharging Mobi4U

  • Scratch off the silver foil to reveal 14-digit recharge number hidden.

  • Call 900 and listen to instructions.

  • Press 1 to recharge your account.

  • Enter the 14-digit recharge number then you will hear your new balance sheet in account.
    Please note:
    * A used and/or expired Mobi4U scratch card is invalid.
    * After five times of failure your account will be locked. In this case please call 9244 for assistance.

Obtaining your Mobi4U mobile number
Call 900 on your phone (free of charge).
Press 2 to obtain your Mobi4U phone number.
Selecting language
1. Call 900 on your phone (free of charge).
2. Press 3 to change the language.
3. Press 1 for English and/or 2 for Vietnamese.

Checking balance
Call 901 on your phone (free of charge).
A voice prompt will announce your account balance.

Mobi4U Tariff
The charge is based on talk time. The minimum charge is one minute.
IDD charges are based on the current tariffs issued by MPT.
Calls from fixed telephony, MobiFone and/or Vinaphone subscriber to MobiCard subscriber are charged at the same level with those to MobiFone.

Where to buy Mobi4U Scratch Card?
You can buy Mobi4U/MobiCard Scratch Card at any MobiFone shop, dealer and/or authorised distributor in the nation-wide.
Abbreviated numbers for note:

900 : To recharge account; obtain your phone number and/or change the language (free of charge)
901 : To check your account balance
9244 : Customer Service Center
777/333 : Taxi
320 : Vietnam Airlines
888 : Direct Sales Team

 
 
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