How to Link Your NIN to Your Glo SIM: Step-by-Step Guide

Linking your NIN (National Identification Number) to your Glo SIM is now mandatory in Nigeria, as directed by the Nigerian Communications Commission (NCC). Failure to link your NIN can result in your SIM being barred from making calls, sending SMS, or using data.

In this guide, we’ll show you all the easy ways to link your NIN to your Glo SIM, both online and offline.

Why Do You Need to Link Your NIN?

To comply with NCC regulations.
To avoid SIM deactivation.
To keep your mobile number active for calls, SMS, and data.

Methods to Link Your NIN to Your Glo SIM

1 USSD Method (Quickest)

You can link your NIN directly on your phone:

Dial *996#
Follow the prompts to enter your 11-digit NIN.
You’ll get a confirmation message once it’s submitted.

2 SMS Method

You can also send your NIN by SMS:

Text “UPDATENIN NIN YourFirstName YourLastName” to 109
(For example: UPDATENIN 12345678901 John Doe)
You’ll receive a confirmation message.

3 Online Portal

Glo has an easy-to-use NIN update portal:

Visit https://www.gloworld.com/ng/nin/
Fill in your phone number, NIN, full name, and email address.
Submit the form and wait for confirmation.

4 Glo Customer Care or Walk-in Center

If you prefer in-person service:

Visit any Glo World store or authorized center.
Bring your NIN slip and valid ID card.
A customer care representative will help you complete the process.

How to Check If Your NIN is Linked

Dial *996# and select the option to check NIN status.
Alternatively, contact Glo customer care by calling 121.

Tips

⭐ Make sure the name on your NIN matches the name registered on your Glo SIM to avoid errors.
⭐ Keep your NIN slip or digital copy handy for future reference.
⭐ Link all your Glo lines to your NIN — one NIN can cover multiple SIMs in your name.

Linking your NIN to your Glo SIM is quick, easy, and absolutely necessary to avoid service disruption. Use any of the methods above — USSD, SMS, online, or in-store — and confirm your number is properly linked.

For more tips, check our related guide: How to Check NIN on Glo.

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