how many digits is a cusip
There are three parts to a CUSIP Number. Example: 912828 + NB + 2 would be 912828NB2 CUSIP 1  #. The First 6 digits (912828) identify the issuer. 2  In this case, the issuer is the Treasury Department. 3  The next two characters (NB) identifies the specific bond. 4  The last digit (2) has no significance in identifying the bond.