Why is my line bar

My wife's line was bar for making and receiving calls

My MTN line 08068421662 was barred since two weeks now. i could not make calls or received. please kindly unbar my line:

My line was barred, no message sent,.no notification about this. I have linked my line to my NIN for years now. I also confirmed that it was linked just last week. What's going...

The MTN line 07032355523 was barred yesterday. i could not make calls or received. please kindly unbar my line: