My line was barred from making calls and also receiving calls and sms because it was not link to nin,now that i have done the nin have been trying to link it but the otp code to...
Send NIN in capital leters with your Nin number as a text msg to 785, that should link it, if it dosnt it just either means your NiN isn't validated cos it takes 3months for...
So sorry about your lost sim. This happened to me about 2 weeks ago, and below is the message from MTN Customer Care when I contacted them. They will also send you a sim swap...