SMS rules for Sao Tome and Principe
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Sender ID restrictions
| Alphanumeric sender ID | Supported |
|---|---|
| Foreign numeric sender ID | Supported |
| Local numeric sender ID | Supported |
| Generic sender ID prohibited | Yes, you can |
| Sender ID can be changed | No, you can't. |
| Virtual number required | Yes, you can |
| Marketing requires opt-in | Yes, you can |
| P2P prohibited | Yes, you can |
| Handset DLR unavailable | No, you can't. |
Content restrictions
| Category | Status | Notes |
|---|---|---|
| Gambling / Games | PROHIBITED | Detected from provider text: gambling, betting, casino |
| Political content | PROHIBITED | Detected from provider text: political |
| Religious content | PROHIBITED | Detected from provider text: religious |
| Marketing / Advertising | PROHIBITED | Detected from provider text: marketing, promotion |
Notes
Country: Sao Tome and Principe (ST)
Sao Tome and Principe has specific guidelines for sending SMS messages. Alphanumeric sender IDs are allowed, as are numeric sender IDs. However, generic sender IDs such as INFO, SMS and NOTICE are not allowed.
When it comes to marketing traffic, it is important to obtain consent from recipients before sending messages. P2P traffic is not allowed and no content related to politics, religion, unsolicited promotion or gambling may be sent. In addition, the general guidelines in our Acceptable Use Policy apply.
We strive to keep the information updated and accurate, but please be aware that the rules for SMS messages may change. If you have any questions or need assistance, our team is ready to help.
Sao Tome and Principe has specific guidelines for sending SMS messages. Alphanumeric sender IDs are allowed, as are numeric sender IDs. However, generic sender IDs such as INFO, SMS and NOTICE are not allowed.
When it comes to marketing traffic, it is important to obtain consent from recipients before sending messages. P2P traffic is not allowed and no content related to politics, religion, unsolicited promotion or gambling may be sent. In addition, the general guidelines in our Acceptable Use Policy apply.
We strive to keep the information updated and accurate, but please be aware that the rules for SMS messages may change. If you have any questions or need assistance, our team is ready to help.
Last updated: April 20, 2026