how many numbers are in a bank account
How many digits in a Canadian bank account number? It depends on the bank. Each bank has a 3 digit institution number, a 5 digit transit/branch number, and a variable account number. For example, BMO and RBC are 7 digits, TD mâ¦ight be 11 or 7, and HSBC is 9 digits. 26 people found this useful.