Do you want to know in detail what a cheque number is and where you can find it on a cheque ? If yes, then read this article! How do banks identify the particular bank and branch that has issued it? Given below is the lowdown of numbers written on the cheque - 1. Cheque number - The first six digits represent the cheque number . It is important because if you misplace your cheque or money is not credited, you can track its status by providing the cheque number . The number one 6 digits are considered as cheque numbers , the subsequent 9 number are MICR codes. Following from the left side, the primary 6 digits are considered as cheque numbers . So, the first six digits present on the cheque are known as the cheque number. In a cheque book, this number increases in a numeric manner, and the drawer uses this number to make a record of the amount written on a cheque and the payee on whom it is drawn.