Airtel Nigeria has made it simple for her customer to now link their NIN to their sim card without any hindrance.
You must have your national identification number(NIN) from the NCC.
Kindly follow the steps
Follow these steps to link up now;
1. Dial *121#
2. Press 1
3. Press 1 Again
4. Fill In Your NIN Number
After submitting a message will be sent to you to confirm your details.
See also MTN: Link your NIN to your SIM