The UserID is a mandatory login information for any type of user that wants to access the NIMC virtual NIN validation portal 

Step 1: Open the NIMC Personal Mobile App that you have downloaded on your phone.

Step 2: Enter your 6 digit PIN that you had setup at the time of registering on the mobile app.

(Click here for steps for how to register on the NIMC Mobile App)

Upon successful login, you will get to the home page as shown below.

Step 3: Click on the icon with 3 lines as seen in the image below.

Step 4: Finally, copy or type out the User ID displayed as shown in the image below