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

> BroadNet delivers A2P SMS and OTP in Australia over direct connections to Telstra, Optus, and Vodafone Australia, with ACMA sender ID registration in 5-10 business days.

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

Direct termination into Telstra, Optus, and Vodafone Australia (TPG), with ACMA SMS Sender ID Register requirements confirmed during onboarding.

## Key facts

- Regulator: ACMA (Australian Communications and Media Authority)
- Dialling code: +61
- MCC: 505
- Mobile subscribers: 32M
- 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: 2.8 s
- Typical delivery rate, operator-direct: 99.5%
- SMS price band: USD 0.035 – 0.06 (indicative list rates, reviewed 2026-09-24)
- Billing currencies: USD, AUD

## Operators

| Operator | MNC | Route | Grade | A2P rate |
|---|---|---|---|---|
| Telstra | 505-01 | Direct | A+ | USD 0.0506 |
| Optus | 505-02 | Direct | A+ | USD 0.0483 |
| Vodafone Australia | 505-03 | Direct | A+ | USD 0.046 |

## Technical facts for Australia

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) | 505 |
| Dialling code | +61 |
| Operators (MCC-MNC) | Telstra · 505-01; Optus · 505-02; Vodafone Australia · 505-03 |
| 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 | ACMA (Australian Communications and Media Authority) |
| Sender-ID rules | Alphanumeric sender IDs must be in the ACMA SMS Sender ID Register (Telecommunications (SMS Sender ID Register) Industry Standard 2025); since 1 July 2026, unregistered IDs are shown as "Unverified". Numeric senders also acceptable. |
| Sender-ID lead time | 5-10 business days |

## Pricing

| Band | Transactional | Promotional | Note |
|---|---|---|---|
| Pay-as-you-go | USD 0.0460 | USD 0.055 | List rate up to 100K messages/month |
| Growth · 100K+ | USD 0.0405 | USD 0.0488 | Auto-tier discount |
| Volume · 1M+ | USD 0.0340 | USD 0.0410 | Includes quarterly route review |
| Enterprise | Custom | Custom | Direct operator pricing + signed SLA |

## Sender ID

Alphanumeric sender IDs must be in the ACMA SMS Sender ID Register (Telecommunications (SMS Sender ID Register) Industry Standard 2025); since 1 July 2026, unregistered IDs are shown as "Unverified". Numeric senders also acceptable.

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

## Rules

- **SMS Sender ID Register**: Mandatory under the Telecommunications (SMS Sender ID Register) Industry Standard 2025; registration goes through a participating or certified provider, and BroadNet coordinates it during onboarding.
- **Privacy Act + Spam Act**: Privacy Act 1988 and Spam Act 2003 enforced.
- **Opt-out required**: Opt-out language on every promotional SMS.

## Compliance

Spam Act 2003 + Privacy Act 1988 enforced. The SMS Sender ID Register Industry Standard and Determination 2025 require sender-ID registration.

## Sample A2P template

```text
Your verification code is 528914. Do not share.
```

## Related

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