SMS & Telecom Governance
Who Regulates Messaging & Telecom in Singapore?
Regulatory Authority
Infocomm Media Development Authority (IMDA)
Governs all SMS traffic and telecom policies
Ensures compliance for businesses
Telecom Operators
Singtel
StarHub
M1
- Both operators provide infrastructure for enterprise SMS services
- Sender ID and content approval handled via their platforms
Telecom Market share in Singapore
In Singapore, Singtel (including the influence of its associate Optus) dominates the telecom market with approximately 50% of revenue, followed by StarHub with around 30%, and M1 holding about 20% of the market.
Country Summary Snapshot
Singapore - An Overview
| Country Code | SG |
|---|---|
| Region | Asia |
| Capital | Singapore |
| Currency | Singapore Dollar |
| Language | Malay, English, Tamil, Singaporean Mandarin |
| Calling Code | +65 |
| MCC | 525 |
| Mobile Number Portability | Yes |
| Two Way SMS supported | Yes |
| Character Limit | 160 ASCII characters per message |
| Concatenated Messages Support | Yes |
| SenderID Registration Required | Yes |
Regulation
SMS Regulations
Businesses and organisations must comply with Singapore’s telecom regulator, the Infocomm Media Development Authority (IMDA), to send SMS legally. Separate regulations apply for domestic SMS traffic and international messaging, including requirements for Sender ID registration, content approval, and adherence to anti-spam and consumer protection rules.
Know MoreSenderID
Sender ID Registrations
The companies that are planning to send SMS in the Singapore must register their Sender ID. There are guidelines to register the Sender ID.
Know More