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