How to Link Your NIN to MTN Line in 2025 (Updated NIMC Guide)
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| How to Link Your NIN to MTN Line in 2025 (Updated NIMC Guide) |
Need to link your NIN to your MTN SIM in 2025? Follow this updated guide to link your NIN using USSD, SMS, MTN app, or NIMC online portal without stress.
In compliance with NCC and NIMC directives, linking your NIN to your MTN line is still mandatory in Nigeria in 2025. Failure to do so may result in your line being barred from making or receiving calls.
In this guide, we will show you 4 easy methods to link your NIN to your MTN number — even if you’ve lost your NIN slip — and what to do if you’re having issues.
1. Link NIN to MTN via USSD Code
This is the fastest and easiest method that works on any phone.
USSD Code:
*996#
Steps:
- Dial
*996#on your MTN line - Select option 1 – Enter NIN
- Type your 11-digit NIN and submit
- You will get a confirmation message
📝 Note: Make sure the NIN belongs to the same person as the SIM registration details.
2. Link Your NIN to MTN via SMS
You can also link your NIN to MTN using a simple text message.
✅ Format:
NIN [your 11-digit NIN] to 996
Example:
NIN 12345678901 → send to 996
You will receive a confirmation SMS from MTN within a few minutes.
3. Link NIN Using the MyMTN App
For smartphone users, the MyMTN app is a reliable and more visual way.
Steps:
- Download MyMTN App on Play Store
- Log in with your MTN number
- Tap on NIN Update
- Enter your NIN and submit
You’ll receive an in-app confirmation.
4. Link NIN via MTN Online Portal
If you prefer a browser or PC:
How:
- Go to MTN NIN Portal
- Enter your MTN number
- Input the OTP sent to your phone
- Type your NIN and click Submit
It may take 24–48 hours to reflect in the NIMC database.
How to Retrieve Your NIN (If You Forgot It)
You can retrieve your NIN on your registered phone:
Code:
Dial *346# and select “NIN Retrieval”
Fee: N20 (from your airtime balance)
What Happens If You Don’t Link Your NIN?
If your line is not linked to a NIN:
- You will be barred from making calls
- You may lose access to mobile banking and airtime borrowing
- MTN may block your SIM permanently
👉 Don’t delay — link your NIN today!
Tips for Smooth NIN Linking
| Tip | Why It Matters |
|---|---|
| Use the same details for NIN and SIM | Mismatched data causes linking failure |
| Make sure your NIN is from NIMC | Fake NINs will be rejected |
| Don’t share your NIN with others | Identity theft risk |
| Confirm linking status with MTN | Dial *996# again |
| Method | How To |
|---|---|
| USSD | Dial *996# and follow prompts |
| SMS | Text NIN [number] to 996 |
| App | Use MyMTN app’s NIN update section |
| Online | Visit nin.mtn.ng |
Make sure your NIN is valid and matches SIM details.
Linking your NIN to your MTN line in 2025 is not only compulsory — it’s quick and easy with the methods above. Whether you choose USSD, SMS, or the app, you can complete it in minutes.
Take control today and stay connected.
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