For MTN users

To link your NIN, simply dial *785# using the phone number you wish to link, enter your NIN and submit or;

Dial *785#Your NIN# from the phone number you wish to link. The number will be linked to your NIN automatically.

Alternatively, visit https://mtnonline.com/nim/using your phone or computer.

Complete the NIN linking form by entering your name, phone number, NIN, and email address.

Submit the form as soon as you’re done and wait for feedback from the network.

For Airtel Users

To link your NIN to your Airtel phone number, follow the steps below:

Dial *121# on the Airtel line you wish to link.

Type 1 for “NIN Capture” and send.

Enter your 11-digit NIN and send.

Wait for the message confirming your submission.

For Globacom Users 

Subscribers are to text “UPDATENIN followed by the NIN First Name Last Name” to 109 or simply visit the nearest Globacom office to register/link their NIN.

For 9Mobile Users

9mobile said it is making effort to develop a system that would make things simple for its customers. You can check your NIN status by dialling *346# from your 9mobile line.