---
title: "SMS pricing and sender ID rules in Vietnam"
description: "Business SMS in Vietnam from $0.0360 per message: operator rates, volume tiers, sender ID registration (7-14 business days), AIS rules and quiet hours."
canonical: "https://omnichannels.ai/sms-pricing/vietnam/"
language: "en"
updated: "2026-10-01"
publisher: "BroadNet Technologies"
brand: "OmniChannels.ai"
---

# SMS pricing and sender ID rules in Vietnam

Canonical: https://omnichannels.ai/sms-pricing/vietnam/
Language: en
Publisher: OmniChannels.ai by BroadNet Technologies

Indicative rates by operator and volume, sender ID registration, consent rules and quiet hours for business SMS to Vietnam, from BroadNet's published rate card and regulatory research.

**Short answer:** Business SMS to Vietnam starts at $0.0360 per message segment on BroadNet's published rate card, with lower rates from 100,000 messages a month. 3 mobile operators are covered, all on direct routes. Sender ID registration with AIS typically takes 7-14 business days.

## Rates by operator and volume tier

| Operator | Route | Up to 100,000 | 100,000 to 1 million | 1 to 5 million | 5 million and more |
|---|---|---|---|---|---|
| Viettel | Direct | $0.0405 | $0.0356 | $0.0300 | $0.0243 |
| Vinaphone | Direct | $0.0383 | $0.0337 | $0.0283 | $0.0230 |
| Mobifone | Direct | $0.0360 | $0.0317 | $0.0266 | $0.0216 |

USD per SMS segment, before taxes and sender ID fees. Rate card reviewed 24 September 2026.

## SMS rules in Vietnam

Summary of Authority of Information Security (AIS) and operator requirements. Last reviewed 1 October 2026; rules change, so we confirm them for your traffic during onboarding.

- **Sender ID formats:** AIS · Viettel and Vinaphone: Up to 11 characters: Latin letters, digits, - _ . and space; not digits only
- **Sender ID registration:** AIS · Viettel and Vinaphone: Required — national brand-name system (Authority of Information Security, Decree 91/2020/ND-CP) Typical lead time: 7-14 business days.
- **Consent (opt-in):** Verifiable opt-in required, with traffic categorised by use case at the time of registration. DLT-style template approval applies in several markets.
- **Opt-out:** STOP keyword and DND-registry suppression applied automatically. Records retained per regulator requirements.
- **Quiet hours and send window:** Decree 91/2020/ND-CP allows advertising messages only between 07:00 and 22:00 each day. Transactional 24/7.
- **Regulator:** Authority of Information Security (AIS). Country code +84.

## Sources

- List rates: BroadNet's published SMS rate card, reviewed 24 September 2026. Indicative, excluding taxes; your quote confirms the final price. Cost estimator: https://omnichannels.ai/pricing/estimator/
- [Authority of Information Security (AIS)](https://ais.gov.vn/)
- [Decree 91/2020](https://congbaocdn.chinhphu.vn/CongBaoCP/VanBan/2020/8/31908/32282-1-2020837-83891-2020-nd-cp.pdf)

## SMS to Vietnam: questions

### How much does it cost to send an SMS to Vietnam?

Indicative list rates start at $0.0360 per SMS segment, falling to about $0.0230 at 5 million messages a month. Prices exclude taxes and sender ID fees; your quote confirms the final rate.

### Do I need to register a sender ID in Vietnam?

Yes. National brand-name system (Authority of Information Security, Decree 91/2020/ND-CP). We submit it for you and confirm the current requirements during onboarding.

### How long does sender ID registration take in Vietnam?

Typically 7–14 business days, depending on the operator and the documents provided. We confirm the current timeline for your sender ID during onboarding.

### When can I send promotional SMS in Vietnam?

Promotional window: 07:00–22:00 local time. Decree 91/2020/ND-CP allows advertising messages only between 07:00 and 22:00 each day. Transactional 24/7.

### Which mobile operators can I reach in Vietnam?

Viettel (direct route), Vinaphone (direct route), Mobifone (direct route).

### What opt-out wording is required in Vietnam?

STOP keyword and DND-registry suppression applied automatically. Records retained per regulator requirements.

Data: BroadNet published rate card and regulatory research, reviewed 1 October 2026. URL: https://omnichannels.ai/sms-pricing/vietnam/