SMS Country regulations and restrictions
Vietnam
There are certain regulations in place regarding from addresses (Sender IDs) when sending SMS messages in Vietnam. The carrier Viettel requires pre-registration, and further regulations can be seen in the table below or online at the Vietnam Telecommunications Authority.
If you’d like to set up a Vietnam messaging program, our sales advisors can guide you through the process in a few simple steps. They have the experience and knowledge to deliver messages to Vietnam, and our support team is on hand 24/7 to help you out.
| Restriction | Description |
| DND exists | No |
| Time restrictions | No |
| International vs local split | No |
| Local traffic | N/A |
| International traffic | N/A |
| General content restrictions |
|
| Content registration required | No |
| Opt-out instructions required | No |
| Sender ID regulations | Sender ID pre-registration is required as operators filter heavily |
| Sender ID documentation required | Yes |
| Country supports MNP | Yes |
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