FedACH directory file format

Source: achFormat

Field Name Length Position Description
Routing Number 9 1-9 The institution’s routing number
Office Code 1 10 Main office or branch O=main B=branch
Servicing FRB Number 9 11-19 Servicing Fed’s main office routing number
Record Type Code 1 20 The code indicating the ABA number to be used to route or send ACH items to the RFI
0 = Institution is a Federal Reserve Bank
1 = Send items to customer routing number
2 = Send items to customer using new routing number field
Change Date 6 21-26 Date of last change to CRF information (MMDDYY)
New Routing Number 9 27-35 Institution’s new routing number resulting from a merger or renumber
Customer Name 36 36-71 Commonly used abbreviated name
Address 36 72-107 Delivery address
City 20 108-127 City name in the delivery address
State Code 2 128-129 State code of the state in the delivery address
Zipcode 5 130-134 Zipcode in the delivery address
Zipcode Extension 4 135-138 Zipcode extension in the delivery address
Telephone Area Code 3 139-141 Area code of the CRF contact telephone number
Telephone Prefix Number 3 142-144 Prefix of the CRF contact telephone number
Telephone Suffix Number 4 145-148 Suffix of the CRF contact telephone number
Institution Status Code 1 149 Code is based on the customers receiver code
1 = Receives Gov/Comm
Data View Code 1 150 1 = Current view
Filler 5 151-155 Spaces