SenderIDs are specific to each country and each of these destination countries have certain regulations which Plivo and its carriers need to comply with.

  • For certain destination countries, SenderIDs are dynamic, meaning that they do not require pre-registration with the respective carriers for that country.
  • For other destinations, SenderIDs do require preregistration with the respective carriers for that country.

Which are the countries that require Sender Id Pre-Registration?

Sender Ids must be pre-registered for the following countries. Messages may not be delivered if Sender Id is not pre-registered:

Belarus, Cambodia, Egypt, Nepal, Norway, Saudi Arabia, Sri Lanka, Turkey, United Arab Emirates

For Sender Id registration towards India, please follow the DLT Registration Process mentioned here

Sender Id registration is recommended but not mandatory for the following countries. Messages are delivered with a generic sender id such as ‘SMS’, ‘INFO’ if custom sender id not pre-registered:

Indonesia, Jordan, Kenya, Kuwait, Nicaragua, Oman, Philippines, Qatar, Russia, Tajikistan, Tanzania, Cuba. 

Which are the countries where Sender Id Pre-Registration is not required?

Sender Ids are completely dynamic in the following countries**. You may set the Sender id to any acceptable alphanumeric term:

Algeria, Anguilla, Antigua and Barbuda, Aruba, Australia, Bangladesh, Barbados, Belize, Bermuda (UK), Bhutan, Bosnia and Herzegovina, Botswana, British Virgin Islands, Burkina Faso, Burundi, Cameroon, Central African Republic, Croatia, Cyprus, Democratic Republic Congo, Denmark, Dominica, Estonia, Falkland Islands, Fiji, Finland, Gabon, Gambia, Germany, Greenland, Grenada, Guadeloupe & Martinique, Guernsey, Guinea, Guyana, Haiti, Honduras, Iceland, Ireland, Israel, Ivory coast, Jamaica, Japan, Latvia, Liberia, Lithuania, Luxembourg, Macao, Malawi, Maldives, Malta, Martinique, Mauritius, Monaco, Mozambique, Netherlands, Niger, Nigeria, Papua New Guinea, Portugal, Republic of the Congo, Samoa, Seychelles, Sierra Leone, Singapore, Slovakia, Slovenia, Somalia, Spain, St. Lucia, Sweden, Switzerland, Togo, Tonga, United Kingdom, Vanuatu, Zambia

Alpha sender id is fully dynamic in the below countries and numeric sender ids are replaced with generic alpha id: 

Albania, Angola, Armenia, Austria, Azerbaijan, Bahrain, Brunei, Chad, France, Georgia, Greece, Hong Kong, Iraq, Italy, Laos, Lebanon, Libya, Liechtenstein, Macedonia, Mauritania, Moldova, Montenegro, Morocco, Myanmar, Namibia, Poland, Réunion (France), Senegal, Serbia, South Sudan, Sudan, Swaziland, Timor-Leste, Uganda, Ukraine, Uzbekistan, Zimbabwe.

If the destination towards which you intend to send messages does support Sender ID, then you can have your account whitelisted for sender id. Click here to check our articles on registration and charges.

**While the above countries are fully dynamic, your messages with alphanumeric sender ids could still be rejected. This is because Plivo accounts are not enabled for alphanumeric sender ids by default. Kindly contact support if you’d like to enable this feature for your Plivo account.