To check your NIN (National Identification Number) on MTN, Airtel, Glo, and Etisalat (now 9Mobile), you can use the USSD code *346#. Here are the detailed steps for each network:
![MTN secures fresh 10yrs operation licenses](https://cdn.vanguardngr.com/wp-content/uploads/2019/10/mtn.jpg)
MTN
- Dial *346# on your phone.
- Select the “NIN retrieval” option by entering ‘1’.
- Follow the on-screen instructions.
- Note that a N20 service fee will be deducted from your account balance.
Airtel
- Dial *346# on your phone.
- Choose the option for NIN retrieval.
- Confirm the deduction of the N20 service fee.
- Your NIN will be displayed on the screen.
![MTN, Glo, Airtel, 9mobile Grow Subscribers by 0.1% in One Month | Business Post Nigeria](https://businesspost.ng/wp-content/uploads/2018/12/airtel-glo-MTN-9mobile.jpg)
Glo
- Dial *346# on your Glo mobile device.
- Select the “NIN retrieval” option.
- Accept the N20 service fee deduction.
- Your NIN will be displayed on your phone.
Etisalat (9Mobile)
- Dial *346# on your 9Mobile device.
- Select the “NIN retrieval” option by typing ‘1’.
- Confirm the N20 fee deduction.
- Your NIN will appear on the screen.
Before using this service, ensure that your SIM card is linked to your NIN. For linking your NIN to your SIM card, each network has specific USSD codes and instructions:
- MTN: Dial 785NIN# or use the MTN website.
- Airtel: Dial 1211# and follow the instructions.
- Glo: Dial 109NIN# or *109#.
- 9Mobile: Dial 2008# and provide the required details.