Why I my MTN sim is not showing

I am in the United Kingdom. Recently, my mtn sim was lost.. I need to retrieve the sim. How can I retrieve the sim. Kindly, assist.

I bought a MTN sim card yesterday and I was told to insert the sim card to a phone at night. When I did that I now received a message to dial *853# which I did, and I was seeing...

How can I become an MTN SIM registration Agent . I have a Laptop

I need to link my mtn sim to my...