# A2P SMS, OTP, and sender ID rules in Thailand

> BroadNet delivers A2P SMS and OTP in Thailand over direct connections to AIS, TrueMove H, and DTAC, with NBTC sender ID registration in 5-10 business days.

- Canonical URL: https://www.broadnet.me/coverage/thailand
- Language: en
- Last updated: 2026-10-21
- Publisher: BroadNet (https://www.broadnet.me)

Direct termination into AIS, TrueMove H, and DTAC with NBTC-aligned sender ID registration handled in-house.

## Key facts

- Regulator: NBTC (National Broadcasting and Telecommunications Commission)
- Dialling code: +66
- MCC: 520
- Mobile subscribers: 120M
- Sender-ID lead time: 5-10 business days
- Time to launch: Live in 5–15 business days from test-access request to production
- Typical OTP latency: 3.1 s
- Typical delivery rate, operator-direct: 99.1%
- SMS price band: USD 0.025 – 0.045 (indicative list rates, reviewed 2026-09-24)
- Billing currencies: USD, THB

## Operators

| Operator | MNC | Route | Grade | A2P rate |
|---|---|---|---|---|
| AIS | 520-03 | Direct | A+ | USD 0.0385 |
| TrueMove H | 520-04 | Direct | A+ | USD 0.0363 |
| DTAC | 520-05 | Direct | A | USD 0.034 |

## Technical facts for Thailand

Network codes, message lengths and sender-ID rules in one table. Segment lengths are the GSM standard values (3GPP TS 23.038).

| Technical facts | |
|---|---|
| Mobile country code (MCC) | 520 |
| Dialling code | +66 |
| Operators (MCC-MNC) | AIS · 520-03; TrueMove H · 520-04; DTAC · 520-05 |
| SMS length, GSM-7 (Latin alphabet) | 160 characters in a single SMS; 153 per part when concatenated |
| SMS length, UCS-2 (Arabic, Cyrillic and other scripts) | 70 characters in a single SMS; 67 per part when concatenated |
| Regulator | NBTC (National Broadcasting and Telecommunications Commission) |
| Sender-ID rules | NBTC + operator sender ID registration. Thai (UCS-2) and English at parity. |
| Sender-ID lead time | 5-10 business days |

## Pricing

| Band | Transactional | Promotional | Note |
|---|---|---|---|
| Pay-as-you-go | USD 0.0340 | USD 0.0415 | List rate up to 100K messages/month |
| Growth · 100K+ | USD 0.0299 | USD 0.0365 | Auto-tier discount |
| Volume · 1M+ | USD 0.0252 | USD 0.0307 | Includes quarterly route review |
| Enterprise | Custom | Custom | Direct operator pricing + signed SLA |

## Sender ID

NBTC + operator sender ID registration. Thai (UCS-2) and English at parity.

NBTC + operator sender ID registration: 5-10 business days.

## Rules

- **NBTC sender ID**: Sender IDs registered via operator route.
- **Thai PDPA 2019**: GDPR-aligned framework enforced.
- **Thai + English**: UCS-2 for Thai; both at parity.

## Compliance

PDPA 2019 (Thailand) enforced — GDPR-aligned.

## Sample A2P template

```text
Your code is 619204. Do not share.
```

Thai:

```text
รหัสยืนยันของคุณคือ 619204
```

## Related

- https://www.broadnet.me/regulations/thailand
- https://www.broadnet.me/pricing/sms/thailand