I can't call out on my line but can receive call

To to unblock MTN line m receive messages

Network service just went off my line since Friday 15/03/2024, and I can't receive a message or call even OTP I can't receive it. My line is 08040421108 and I have linked my NIN...

Been trying to login my iCloud and they have been sending code to my mtn line but I have not received...

I can’t receive sms any more and I want to find out...