Find Your Routing Number
A Bank routing number, also known as an ABA number, is a nine-digit code that identifies a bank in the U.S. The number helps other banks transfer money to and from your accounts, for things like wire transfers, direct deposits and bill payments.
Security National Bank's routing number is:
Are you a Security National Bank of South Dakota customer? Find your SNB SD routing number here.
You can also find the routing number for any Bank in the U.S. by using the ABA Routing Number Lookup Tool.