How do I unbarred MTN barred line 08067477857 so so as to link with NIN

I discovered that my 2 mtn line was barred I have link my NiN with it. The lines is 08037929387, 07034790404 pls help me to unbarred it so I can make calls

Unbar my MTN line (08038849046) I have linked my NIN , don't know...

Pls sir/ ma My MTN line is linked to my NiN Bt my line has been barred ( 07062310214) Pls help me out. Amen abroad.