UAN stands for Universal Account Number to be allotted by EPFO. 4 days ago · Universal Account Number / UAN is a 12 digit identification number to all employees entitled to EPF. What is UAN Number? Universal Account Number or UAN is a 12-digit identification number, which both you and your employer are assigned, by virtue of which. The UAN is a unique number given to all employees that is independent of employers. The concept behind UAN is to have one account number for one subscriber, irrespective of the number of employers that the subscriber. The Employees Provident Fund Organisation (EPFO) has introduced the Universal Account Number (UAN) for members.