

A routing number, also called the ABA routing transit number (ABA RTN), is a nine-digit code that indicates the financial institution you bank at. southwest quarter of fractional section no. The ABA fraction that appears on all bank checks. A routing number is a nine digit code, used in the United States to identify the financial institution. The fractional number is found at the upper right portion of the check. March 1st, 1819, the bill passed the Assembly, went to the Senate An Exercise in Research.
