Am in Qatar I lose my MTN SIM card can my wife retriever the Sim for me

I misplaced my MTN SIM card a week ago and have been trying to retrieve it but each time I go to MTN service centers they always say there's no network. My Sim is very important...

I will like be an simcard registration agent here in ondo state. Idanre. Yaba Street

I am in qatar presently , ,my simcard prompt sim error. 1. please i will need a new sim card or esim 2. i need to keep my mtn sim card number