how routing transit numbers work
a bank s routing transit number is located at the bottom of a check and is the first nine digits on the far left the first four digits designate the federal reserve bank of the district where the institution is located the next four digits denote the bank itself while the last digit is a classifier for the check or negotiable instrument 2the numbers following the routing transit number on a check are the account number and check number for the bank from which the funds are to be drawn all checks written on state or federally chartered banks will have routing transit numbers on the bottom paper checks also have a routing symbol which performs much the same function as the routing numbers on the bottom of the check the routing symbol is located at the top of the check and is also called the fractional bank number 