Can I send SMS to AU Phones via C-mail?

Yes, it is possible to send C-mail to au.

Other points to note

If the "Sender Number" is set to a string, the message may not be delivered.

If messages aren't being delivered with a string origin, try a number-only origin. Example: "242424242424" or "88901234567"

K premium service

If you want to display a specific sender number on the receiving end, we recommend subscribing to K Premium Service.