Am unable to make calls from my MTN number and am not around in Nigeria to do either since upgrade or sim reregistration

Emergency calls only no Data Network want to unlock my mtn Network to make calls and send messages from this number 0782222392,MA GDA VAN STADEN, ID NUMBER :7412200732089,HOME...

I can't call Nigeria with my MTN number from United Arab Emirate and i can't even link my NIN number

Emergency calls only

Calls from outside Nigeria