Important: Due to specific regulations in certain countries, it is necessary to pre-register the sender of the SMS or URL included in the message to avoid blocks by local operators.
Failure to do so may result in messages being blocked.
List of Countries
Consult our table to identify the countries that require this pre-registration and those where the sender will be replaced by a numerical code, due to regulations by operators. It is important to note that generic names or those of other companies besides yours may be rejected or considered phishing or identity theft attempts.
For more details on how to request senders in specific countries and about the registration process, we recommend reading our comprehensive article. This link will provide you with additional information and step-by-step guidance to facilitate your requests and ensure effective delivery of your SMS messages.
Country | SENDER: Alpha ID supported? | URLs supported | Info |
Afghanistan | Registration required |
| Contact Support |
Albania | Registration required |
| Contact Support |
Argentina | No |
| The sender ID will be overwritten. |
Armenia | Registration required |
| Contact Support |
Belarus | Registration required |
| Contact Support |
Belgium | No |
| The sender ID will be overwritten. |
Benin | Registration required |
| Contact Support |
Brazil | No | Pre-registration required. | The sender ID will be overwritten. |
Bulgaria | Registration required |
| Contact Support |
Cameroon | Registration required |
| Contact Support |
Canada | No, requires local Number to send | No | The message will be blocked by the network if sent with an alpha sender or with URL in the body. For further restrictions on sending to Canada, contact Support Team. |
Chad | Registration required |
| Contact Support |
Chile | No |
| The sender ID will be overwritten. |
China | Registration required | No | Contact support. |
Colombia | No | Registration required. Free URL shorteners cannot be whitelisted | The sender ID will be overwritten. It's forbidden to send promotional/marketing traffic between 9:00 PM and 8:00 AM. URL: Branded URL recommended for best deliverability. Contact Support. |
Congo Democratic Republic | Registration required |
| Contact Support |
Cuba | Registration required |
| Contact Support |
Czech Republic | Registration required |
| Contact Support |
Denmark | Registration required | Registration recommended | Contact Support |
Ecuador | No |
| The sender ID will be overwritten. |
Egypt | Registration required |
| Contact Support |
Finland | Registration required | Registration required | Contact Support |
France | Yes* | Bitly or other shorteners might be blocked | It's forbidden to send promotional/marketing traffic between 10:00 PM and 8:00 AM, on bank holidays and Sundays. URL: Use of branded URL recommended |
Germany | Yes | Registration recommended | Contact Support |
Ghana | Registration required |
| Contact Support |
Guinea | Registration required |
| Contact Support |
Guinea-Bissau | Registration required |
| Contact Support |
Hungary | No |
| The sender ID will be overwritten. |
India | Registration required |
| Registration is needed for local traffic. Registration not possible for international traffic. Sender ID will be overwritten. |
Indonesia | Registration required |
| Contact Support |
Iran | Registration required |
| Contact Support |
Israel | No |
| The sender ID will be overwritten. |
Italy | No |
| Alphanumeric Senders need to be pre-registered, and only available for local companies. If not, the sender ID will be overwritten. Contact Support. |
Ivory Coast | Registration required |
| Contact Support |
Japan | Yes | No | It is not allowed to send URLs in your messages. Messages that contain a weblink are either discarded completely or a part of the text will be removed. Contact Support
|
Jordan | Registration required |
| Registration is needed for local traffic for all operators. Contact Support
|
Kazakhstan | Registration required |
| Contact Support |
Kenya | Registration required |
| Contact Support |
Kuwait | Registration required |
| Contact Support |
Liberia | Registration required |
| Contact Support |
Macao | No |
| The sender ID will be overwritten. |
Macedonia | Registration required |
| Contact Support |
Malawi | Registration required |
| Contact Support |
Malaysia | No |
| The sender ID will be overwritten. For further restrictions when sending to Malaysia please contact Support. |
Mali | Registration required |
| Contact Support |
Mexico | No |
| The sender ID will be overwritten. |
Moldova | No |
| The sender ID will be overwritten. |
Montenegro | Registration required |
| Contact Support |
Morocco | Registration required |
| Contact Support |
Mozambique | Registration required |
| Contact Support |
Nepal | Registration required |
| Contact Support |
New Zealand | Yes, best effort delivery | Registration required | Dedicated short codes are available to improve deliverability. For more information on this option please contact Support. |
Nicaragua | No |
| The sender ID will be overwritten. |
Nigeria | Registration required |
| Contact Support |
Norway | Registration required | Registration recommended | Contact Support |
Oman | Registration required |
| Contact Support |
Pakistan | Registration required |
| Contact Support |
Palestine | Registration required |
| Contact Support |
Paraguay | No |
| The sender ID will be overwritten. |
Philippines | Registration required | Registration required | Contact Support |
Qatar | Registration required |
| Contact Support |
Romania | Registration required | Registration required | Contact Support |
Russia | Registration required |
| Networks in Russia filter on content to prevent abuse of SMS connections, so delivery should be considered on a "best effort" basis. Contact Support |
Rwanda | Registration required |
| Contact Support |
Saudi Arabia | Registration required |
| Contact Support |
Senegal | Registration required |
| Contact Support |
Serbia | Registration required |
| Contact Support |
Singapore | Yes |
| Gambling, betting and adult content is not permitted to Singapore. Any such content may be blocked by the operator. |
Slovenia | Registration required |
| Contact Support |
Syria | Registration required |
| Contact Support |
South Africa | Registration required |
| Contact Support |
South Korea | No |
| The sender ID will be overwritten. |
Sri Lanka | Registration required |
| Contact Support |
Sudan | Registration required |
| Contact Support |
Sweden | Registration required | Registration recommended | Contact Support |
Taiwan | No |
| The sender ID will be overwritten. |
Tanzania | Registration required |
| Contact Support |
Thailand | Registration required |
| Contact Support |
Togo | Registration required |
| Contact Support |
Turkey | Registration required |
| Contact Support. Gambling related traffic is not permitted to Turkey. Any content relating to gambling may be blocked by the operator. |
Uganda | Registration required |
| Contact Support |
Ukraine | Registration required |
| Contact Support |
United Arab Emirates | Registration required | Registration required | Contact Support |
United States | No. Requires local number to send. | Registration required | Note: The message will be blocked by the network if not registered. For further restrictions when sending to the US please Contact Support |
United Kingdom | Yes: registration may be required | Free URL shorteners might be blocked if operator considers it as SPAM. | Contact Support |
Uzbekistan | Registration required |
| Contact Support |
Vietnam | Registration required |
| Contact Support |
Zambia | Registration required |
| Contact Support |