
The National Identification Number (NIN) is an essential identification system in Nigeria, serving as a unique identifier for citizens and residents. With the recent updates in Nigeria’s network providers’ USSD services, many phone users are uncertain about the validity of existing USSD codes. However, the code to check your NIN number remains unchanged. In this article, we’ll guide you through the process of checking your NIN number easily.
1. Dial the USSD Code to Check Your NIN
To retrieve your NIN, follow these simple steps:
- Open the phone app on your mobile device.
- Dial *346# and press the call button.
- Wait for a few seconds for the process to initiate.
2. Receive Your NIN Information

Once the USSD code has been dialed, a menu will appear on your phone’s screen with various options related to NIN services. Select the option that allows you to retrieve your NIN. Typically, this will be labeled as “Retrieve NIN” or a similar phrase. Follow the on-screen instructions to proceed.

3. Record Your NIN
After selecting the appropriate option, your NIN will be displayed on your phone’s screen. Make sure to take note of the NIN and record it accurately. Since the NIN is a crucial identification tool, it is essential to keep it secure and easily accessible for official transactions.
Important Information About Checking Your NIN
- The service costs ₦20. Ensure that you have sufficient airtime before dialing the code.
- You cannot retrieve your NIN if your phone number is not linked to your NIN in the National Identity Management Commission (NIMC) database.
- If you encounter any issues while checking your NIN, visit the nearest NIMC office or your mobile network provider for assistance.
- It is advisable to save your NIN in a secure location to avoid frequently incurring charges for retrieval.
Final Thoughts on How to Check NIN Number
Checking your NIN number on your phone in Nigeria is a straightforward and convenient process. By following the steps outlined above, you can easily retrieve your NIN whenever necessary. Keep your NIN safe and use it responsibly for identification purposes.