Permanent Account Number: PAN Card is one of the most important documents for Indians. From job to bank, post office to education, PAN card is useful at all places. This is also called your permanent account number. PAN card is a unique 10 digit alphanumeric number issued by the Income Tax Department. PAN is issued in the form of a laminated plastic card, commonly known as PAN card. There are 10 digits written at the bottom of the PAN, in which your details are hidden. But many people do not know this. Let us know what is the meaning of the 10 numbers written in the PAN card and what kind of information can be obtained through the PAN card.