If you have already linked your NIN number to your sim, here is how to Check your NIN number on Airtel network, simply dial the USSD code *346#.
- Choose option 1 to retrieve
- Provide the required inputs as displayed on the screen.
This process deducts 20 Naira from your airtime balance, so ensure that you have an adequate credit balance before you commence the process.
Also to link your NIN to Airtel line all you need is to, dial *121*1#, then enter your NIN and press the send button.
