iPhone 11 Max can’t make voice call

[Eric_ngwh]

I just placed in SIM card after porting from another network and now can’t make voice but I have internet data in function. Can advise what should I do?

Use TPG app to call and shown this message. See attached picture.

[peter_k]

Welcome to TPG Community,

Could you PM (Private message) me your customer ID, username, service address or mobile number so I can check the status here.

To learn how to send a private message, click here.  

Regards,
Peter