Can't receive call on my sim

There is no network on my MTN, i can't receive OTP Has my sim been blocked?

I live in Russia. I inserted my sim card but it's showing emergency calls only and no sim. The number is +2347039693293 My WhatsApp app has been hacked. I tried logging...

I’m in the uk Please help my SIM card stopped working

Please I can't receive sms on my Nigeria mtn in ivory Coast