Sending SMS to Bulgaria? See Telnyx guidance and requirements Learn more about Bulgaria: SMS Guidelines with Telnyx.
Bulgaria: SMS Guidelines
MCC: 284 Dial Code: 359 Alphanumeric Sender IDs are partially supported. Registration is not possible.
Towards networks Vivacom 24803 and Telenor 24805, Alphanumeric Sender IDs will be maintained. Alphanumeric Sender IDs will be overwritten to a random Local Long Code, Short Code or generic Alphanumeric Sender ID to ensure delivery towards network A1 28401 . Please make sure to always refer to our Acceptable Use Policy for Messaging.