UAN for Employees Provident Fund (EPF) can be got by either of the two ways as shown below
You have to just to reach out to your Employer and ask for UAN.They will give you the UAN number that has been allocated to you.
By Registering using Check Status
Once you have entered your PF Number to Check your UAN status and if the UAN has been allocated to you,Then a message like as shown below would be displayed.
All you have to enter the details and enter the PIN you got in your Mobile number to Authorize yourself
Once you have entered the PIN which you have got via your SMS you will be able to login into the Portal along with the Password entered in the above screen.
UAN would be displayed once your have entered the PIN as shown below