Country Summary
| Country name | Sudan |
|---|---|
| ISO code | SD |
| Region | Middle East & Africa |
| Mobile country code | 634 |
| Dialing code | +249 |
Guidelines
| Two-way SMS supported | No |
|---|---|
| Twilio concatenated message support | Yes |
| Message length | ----- |
| Twilio MMS support | Converted to SMS with embedded URL |
| Sending SMS to landline numbers | You cannot send SMS to a landline destination number: the Twilio REST API will throw a 400 response with error code 21614, the message will not appear in the logs, and the account will not be charged. |
| Compliance considerations | Twilio strongly encourages customers to review proposed use cases with qualified legal counsel to make sure that they comply with all applicable laws. The following are some general best practices:
|
Phone Numbers & Sender ID
| Alphanumeric | Long Code | Short Code | |||
|---|---|---|---|---|---|
| Pre-registration | Dynamic | Domestic | International | ||
| Operator network capability | Supported | Supported | --- | --- | --- |
| Twilio supported | Supported |
Supported
Learn more | Supported | --- | Not Supported |
| Sender ID preserved | Yes | Yes | Yes | --- | --- |
| Provisioning time | 5 working days | None | --- | --- | --- |
| UCS-2 support | --- | --- | --- | --- | --- |
| Use case restrictions | Pre-registration is required for domestic customers based in Sudan only. Registration is currently not required for international companies. | Dynamic alphanumeric sender ID is only supported for international customers | --- | --- | --- |
| Best practices | --- | Avoid the use of generic alphanumeric sender ID as it tends to be blocked and filtered by the mobile operators | --- | --- | --- |
| Alphanumeric - Pre-registration | |
|---|---|
| Operator network capability | Supported |
| Twilio supported | Supported |
| Sender ID preserved | Yes |
| Provisioning time | 5 working days |
| UCS-2 support | --- |
| Use case restrictions | Pre-registration is required for domestic customers based in Sudan only. Registration is currently not required for international companies. |
| Best practices | --- |
| Alphanumeric - Dynamic | |
|---|---|
| Operator network capability | Supported |
| Twilio supported |
Supported
Learn more |
| Sender ID preserved | Yes |
| Provisioning time | None |
| UCS-2 support | --- |
| Use case restrictions | Dynamic alphanumeric sender ID is only supported for international customers |
| Best practices | Avoid the use of generic alphanumeric sender ID as it tends to be blocked and filtered by the mobile operators |
| Long Code - Domestic | |
|---|---|
| Operator network capability | --- |
| Twilio supported | Supported |
| Sender ID preserved | Yes |
| Provisioning time | --- |
| UCS-2 support | --- |
| Use case restrictions | --- |
| Best practices | --- |
| Long Code - International | |
|---|---|
| Operator network capability | --- |
| Twilio supported | --- |
| Sender ID preserved | --- |
| Provisioning time | --- |
| UCS-2 support | --- |
| Use case restrictions | --- |
| Best practices | --- |
| Short Code | |
|---|---|
| Operator network capability | --- |
| Twilio supported | Not Supported |
| Sender ID preserved | --- |
| Provisioning time | --- |
| UCS-2 support | --- |
| Use case restrictions | --- |
| Best practices | --- |
For the benefit of all our customers, these guidelines are provided to help you comply with applicable requirements and to help ensure Twilio's platform remains compliant with global telecommunications ecosystem requirements. These guidelines represent our current understanding of common compliance requirements generally applicable to Twilio and its customers, and do not constitute legal advice. By posting these guidelines, Twilio makes no assurances regarding the legal compliance of your application built using our APIs. You are expected to understand and abide by all compliance obligations applicable to your specific application. You should check these pages regularly for updates as telecommunications ecosystem requirements continue to evolve and change, and the information below may be updated or changed without notice.