SMS Guidelines for Czechia including MCC and Dial Code. See Telnyx guidance and requirements Learn more about Czech Republic (Czechia): SMS Guidelines with.
SMS Guidelines for Czechia
MCC: 230 Dial Code: 420 Alphanumeric Sender IDs are partially supported. Alphanumeric Sender ID registration is possible towards T-Mobile (23001) and O2 (23002). Without registration to these networks, Alphanumeric Sender IDs can be overwritten to a random Short Code or a Generic Sender to ensure delivery. For more information on Alpha Sender ID registration kindly reach out to alpha_sender_id@telnyx.com. Please make sure to always refer to our Acceptable Use Policy for Messaging.