National Identification Number (NIN) Registration: Retrieve, Link Your NIN

National Identification Number (NIN) Registration: Retrieve, Link Your NIN On MTN, Airtel, Glo, 9mobile

The National Identification Number (NIN) registration is a unique identification number issued by the National Identity Management Commission (NIMC) that consists of 11 digits which is used to tie all records about an individual in the National Identity Database (NIDB).

NIN assigned to an individual can not be reassigned to another person or user making it unique in nature. The Nigeria Communications Commission (NCC) earlier issued ultimatum to all telecommunication operators to block all SIM cards that are not linked with the National Identity Numbers.

In this article, we have outlined practical steps on how to do your National Identification Number (NIN) registration, retrieve and link your NIN to MTN, Glo, Airtel and 9Mobile using a short code or through the networks online platforms provided.

National Identification Number (NIN) Registration

It is important to enroll for the NIN before the set deadline. To get registered, find below methods;

NIN Registration Requirements

All citizens and legal residents in Nigeria, from age zero (birth) and above are eligible to enroll for NIN. To enroll as an adult, visit the nearest NIMC Enrolment Centre with your BVN if you have one and any of the following:

  • Old National ID Card
  • Driver’s License
  • Voter’s card (Temporary or Permanent)
  • Nigerian International passport
  • Certificate of Origin
  • Attestation letter from a prominent ruler in your community
  • Birth certificate
  • Declaration of age
  • Attestation letter from religious/traditional leader
  • NHIS ID card
  • Government staff ID card
  • Registered/recognized private organization staff ID card
  • School ID Card (private/public)
  • Tax Clearance certificate
  • Valid immigration documents
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NIN Registration Deadline

 The ongoing National Identification Number (NIN) registration and SIM linkage integration exercise has been extended with a new deadline of April 6, 2021 for all subscribers.

How To Retrieve Your National Identification Number (NIN)

To retrieve your NIN number, follow the simple steps below;

  • Dial *346# on your phone
  • Reply ‘1’ for NIN Retrieval Option (if the SIM was used during your NIN registration) OR
  • Reply ‘2’ for NIN Search option (if you lost the SIM used during your NIN registration; your registration details will be required)
  • Once you have retrieved your NIN, now you can proceed to link your SIM

How To Link Your NIN On MTN, Airtel, 9mobile, Glo

You can link your national identification number (NIN) registration number to the following networks;

Link NIN To MTN:

For MTN users, you can link NIN to your line with the following;

  • Visit so as to register online
  • Dial USSD code: *785# or
  • Via myMTNApp, download it on Google Play or Apple Store
  • Enter your name, phone number, NIN, and email address to link NIN to MTN line.
  • Submit the form as soon as you are done entering your details.
  • Wait for feedback from the network.


For Airtel users, you can link NIN to your line with the following;


  • dial *121*1# on your Airtel line to submit your NIN
    • Type 1 for “NIN Capture” and send.
    • Enter your 11-digit NIN and send.
    • Wait for the message confirming your submission.
    • If you get an error, just wait for some time and try again.
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For 9mobile users, you can link NIN to your line with the following;

  • Dial the USSD code *200*8# and follow the prompts to submit your details;


  • Visit to submit your NIN online
    • Click on ‘Verify and Link your NIN now’
    • Fill the required information and submit

Link NIN To Glo:

For Glo users, you can link NIN to your line with the following;

  • Visit for the online portal, fill your information and link. Or
  • Dial *109*yourNIN# (e.g *109*90123456789#) and follow the prompts to submit your details Or
  • Simply text your 11-digits NIN number to 109 (e.g 90123456789 to 109) and wait for a reply.

In Conclusion

  • Note that the NIN USSD Code *346# is the general NIN retrieval code for all network. If you are unable to link your NIN with the methods outlined in this article,
  • Visit the nearest office of your service provider with your NIN and SIM pack so as to assist you link your NIN to your SIM.
  • Alternatively, call the customer care line of your service provider for assistance.

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