A routing number is a nine-digit numeric code printed on the bottom of checks that is used to facilitate the electronic routing of funds (ACH transfer) from one bank account to another.
It's also referred to as RTN, routing transit number, ABA or bank routing number. Read more
What is FedACH ?
FedACH is the Federal Reserve Banks' Automated Clearing House for financial institutions.
The FedACH offers financial institutions, corporations, and consumers an efficient alternative payment method
to writing, collecting, and processing paper checks.
