What is International Roaming? Things to Note When Registering for Roaming

The simplest solution to use a Vietnamese SIM card abroad is to register for international roaming. In this article, we will introduce all the conceptswhat is international roaming the benefits and how to register for international roaming.

What is international roaming?

International roaming (Roaming) is a service that allows mobile subscribers to make calls, send messages, and use data in countries and territories with roaming agreements. International roaming helps mobile subscribers keep their phone numbers when traveling abroad.

Vinaphone, Mobifone, Viettel, Vietnamobile and other network operators worldwide cooperate to form a global mobile telecommunications network. Currently, about 200 countries and territories have joined the international roaming network.

After registering for roaming, your phone will automatically connect to the network in the country you visit. You can receive messages, calls, or make calls, use 3G/4G with your SIM as if you were in Vietnam. Bills are calculated according to monthly charges if you are a postpaid subscriber. For prepaid subscribers, the money will be deducted directly from the main account.

Benefits of using international roaming

Registering for international roaming will be very helpful when you travel abroad. You will receive all of the following:

• Supports all mobile services: calls, messages, and 3G/4G data usage.
• Stay in touch with relatives, friends, and partners with your current phone number.
• Use affordable service packages and utility services from domestic network operators.
• Simple and easy registration process, no matter where you are.

>>> If you need to use the service to go abroad, please visit: international roaming

When should I register for international roaming

When you want to use a Vietnamese phone number to contact people when you are abroad. This helps your partners, company, or family and friends to call you when needed. Or you can also make international calls when you need to. Therefore, this service is usually for those who go on business trips, work abroad, or are managers/directors. However, if you are traveling normally, you do not need to register for this service.

International roaming is quite expensive. Although the network provider has offered discounts of up to 99% on call charges. Therefore, you should only use it to call back to Vietnam when necessary. You should not send messages or use 3G/4G as the cost will be very high. You can take advantage of free Wi-Fi or buy an international travel SIM, or a mobile Wi-Fi hotspot to communicate for free over the Internet.

>>> You don't need to roam internationally when you buy an international 4G SIM card

Things to know about international roaming

• The syntax for registering and canceling international roaming is free.
• Postpaid subscribers will have their service usage limited. If you want to extend it, you must deposit a sum of money at the network provider's store.
• When you register for roaming, your account will be deducted when you receive international calls. Therefore, if you see an unknown number or it's not necessary, do not answer the phone.
• International roaming charges are calculated based on actual usage. There are no discounts for using more. You will pay the call charges directly to your Vietnamese network provider.
• With prepaid subscribers, you can top up your account to use the service. Any promotions applied to your account will be reactivated after you return to Vietnam.
• If you are at the border and have roaming enabled, your phone may connect to a foreign network and incur international roaming charges.

You know what international roaming is now, right? If you are going abroad, please consider using this service carefully. This service helps you keep your Vietnamese phone number when you are abroad.