![Airtel Nigeria on Twitter: "Don't wait till it's too late. Link your National Identification Number (NIN) to your phone number. Just dial *121*1# now to link, and *346# to know your NIN. Airtel Nigeria on Twitter: "Don't wait till it's too late. Link your National Identification Number (NIN) to your phone number. Just dial *121*1# now to link, and *346# to know your NIN.](https://pbs.twimg.com/media/EpcBZghXYAEnMdo.jpg)
Airtel Nigeria on Twitter: "Don't wait till it's too late. Link your National Identification Number (NIN) to your phone number. Just dial *121*1# now to link, and *346# to know your NIN.
Airtel Nigeria - The code is *121*1# to link your NIN to all your Airtel numbers. Visit any Airtel shop near you to register if you don't have an NIN number. | Facebook
![Airtel Nigeria on Twitter: "With *121#, your phone number is easily accessible to you on your mobile device. https://t.co/ysXxG1Xw1m" / Twitter Airtel Nigeria on Twitter: "With *121#, your phone number is easily accessible to you on your mobile device. https://t.co/ysXxG1Xw1m" / Twitter](https://pbs.twimg.com/media/E2UpJMgXMAEqf-T.jpg)
Airtel Nigeria on Twitter: "With *121#, your phone number is easily accessible to you on your mobile device. https://t.co/ysXxG1Xw1m" / Twitter
Airtel Nigeria - There are different channels to link your NIN to your phone number. Link via SMS and USSD today and avoid losing connection. | Facebook
![PIAB on Twitter: "Our new customer contact telephone number is 0818 829 121 The previous system of 1890 numbers in Ireland has now been replaced with 0818-prefix numbers, which are more economic PIAB on Twitter: "Our new customer contact telephone number is 0818 829 121 The previous system of 1890 numbers in Ireland has now been replaced with 0818-prefix numbers, which are more economic](https://pbs.twimg.com/media/FIRwfq9X0AAWTWk.jpg)