How to Link Your NIN to Your T2 (Formerly 9mobile) Line

To link your NIN to your T2 line, dial *996#, select the option to enter your NIN, and follow the steps, it takes less than five minutes and works without internet.

9mobile officially rebranded to T2 in 2025. Same network, same SIM, new name, so if you’ve been searching for “9mobile NIN linking,” everything below still applies to your line. And if your NIN isn’t linked at all, your line is at risk of being blocked from calls, data, and SMS, so it’s worth doing now rather than waiting.

The Nigerian Communications Commission (NCC) requires every mobile line to be linked to a National Identification Number (NIN). This isn’t just red tape; it’s meant to:

• Prevent fraud and identity theft
• Keep your mobile service running without interruption
• Keep you compliant with government regulations

Below are the easiest ways to link your NIN to your T2 line. This applies whether you’re on a prepaid or postpaid line; the NCC mandate covers both.

1. Link NIN to T2 via USSD Code (Fastest Method)

Best for: quick linking without needing internet access.

• Dial *996# on your T2 phone.
• Select Option 1 to check if your NIN is already linked.
• Select Option 2 to enter your 11-digit NIN.
• Follow the on-screen prompts to complete the process.

To confirm your NIN is linked at any point, dial *996# and select Option 1. If you’ve forgotten your NIN, dial *346# to retrieve it before you start. You can read more on how the same process works for airtel network in our guide on linking your NIN to your Airtel line.

2. Link NIN to T2 via the NIMC Mobile App

Best for: anyone who prefers handling it digitally.

• Download the “MWS: NIMC Mobile ID” app from the Google Play Store or App Store.
• Log in with your NIN and phone number.
• Verify with an OTP and set up a secure 6-digit PIN.
• On the dashboard, select “LINK MY NUMBERS” and choose T2 (listed as 9mobile in some app versions).

Once confirmed, your NIN gets linked to your SIM automatically.

3. Link NIN to T2 via the NIN Portal

Best for: anyone who prefers a web-based option.

• Visit the T2mobile NIN Portal.
• Follow the on-screen prompts to enroll or confirm your NIN.
• If your line has already been blocked, this page also lets you start the reconnection process once your NIN is authenticated.

If USSD and the portal aren’t working for you, T2 also has experience centers where you can link your NIN in person with a valid ID.

Frequently Asked Questions

How do I check if my T2 SIM is linked to my NIN? Dial *996#, then select 1 to check your NIN status.

What is the USSD code for linking NIN to T2 (9mobile)? Dial *996# and follow the prompts. If you need to retrieve a forgotten NIN first, dial *346#.

Is 9mobile the same as T2? Yes. 9mobile rebranded to T2 in 2025. It’s the same network and the same SIM, just under a new name, so your NIN linking process hasn’t changed.

Can I link my NIN to more than one T2 line? Yes. One NIN can be linked to multiple phone numbers as long as they’re registered in your name. You’ll need to repeat the linking process separately for each line.

Do I need to link my NIN if I’m on a prepaid line, or only postpaid? Both. The NCC mandate covers prepaid and postpaid T2 lines equally, there’s no exemption either way.

How do I register for a NIN on T2? You can’t register for a NIN through T2 directly. Visit an NIMC enrollment center or use the NIMC mobile app to get registered first. If you’re starting from zero, our step-by-step guide to registering for a NIN in Nigeria covers the whole process.

Troubleshooting

I entered my NIN but didn’t get a confirmation message. Give it a few hours, confirmations aren’t always instant. Dial *996# and select Option 1 to check your status directly rather than waiting on the SMS.

My NIN looks correct, but my line still shows as unlinked. Double-check you entered all 11 digits correctly; a single typo will fail silently on some networks. If it still doesn’t reflect after 24 hours, try linking again through the NIMC app or visit a T2 experience center with a valid ID.

I already linked my NIN years ago; do I need to do it again? Not necessarily. A lot of people linked back when the mandate first rolled out and forgot they’ve already done it. Dial *996# and select Option 1 to confirm your current status before starting the process again.

The Bottom Line

Linking your NIN to your T2 line isn’t complicated; it’s just easy to keep putting off until your line actually gets blocked. Whichever method fits you best, USSD, the NIMC app, or the T2 portal, the whole thing takes less time than reading this article.

If your line is already blocked, don’t panic; the portal and experience centers exist specifically to get you reconnected once your NIN is verified. And if you hit a snag with any of these methods, T2’s customer support and experience centers are there to sort it out in person.

Once your NIN is linked, that’s one less thing standing between you and staying connected, whether that’s calls, data, or the everyday digital transactions that run through your phone number.

This article is provided for informational purposes only and is based on available information at the time of publication. EverTry is not affiliated with, endorsed by, or sponsored by T2mobile, 9mobile, NIMC, the NCC, or any third-party brands mentioned. Procedures and USSD codes can change, so confirm current steps with T2 or NIMC directly before proceeding.