ABA / Bank Check / Draft Routing Numbers

The 9 digit code that identifies most banks in the USA. This is found at the bottom of checks and drafts in the special MICR line between the symbols.

Known numbers list

• ABA Key to Routing Numbers
• RT Access Software
• Other sources

Sample Data

About the Routing Number

• Background and Development of the Numbering System
• MICR Form
  • Federal Reserve Routing Symbol
  • ABA Institution Identifier
  • The Check Digit
• Fractional Form
• Other Types of Routing Numbers
• Routing Number Administrative Board
• Obtaining a Routing Number
  • Rules for Assignment
  • Retirement of Numbers
  • Registrar of Routing Numbers

See also:

• Federal Reserve Districts and their Routing Numbers.
• E Commerce Bank Check Drafts: How to accept payment by check over the internet or by phone
• Verifying Checks and Drafts, avoiding fraud when accepting payment by bank note

Why? Because people need information. Here are some examples of how this web site is used.

Questions:

• James Newton replies: See Fractional Form

• yvett63@sbcglobal.net asks: " Where is the American Bankers Association,(ABA), number located on a check?" James Newton replies: See MICR Format

• computech@tweaks4geeks.com asks: " If the routing code is 092905168, would the fractional routing code become 24-16/0929...?" James Newton replies: Normally the leading zero is dropped.

• BOBMCBONBON@YAHOO.COM asks: " i HAVE A FOUR DIGIT NUMBER ON ONE OF MY CHECKS UNDER"ABA " WILL THIS HELP ME FIND WHICH BRANCH OF WHICH BANK IT WAS SENT TO? IF NOT, WHAT WILL?"
• pamelasue05@yahoo.com asks: " need the ABA routing number and bank accout number for M&I Marshall & Ilsley" James Newton replies: That depends on the branch. Use thier locator web page at http://mibank.com/mibank/atmbranchlocator.cfm to find the branch, then call the number given and ask for the routing number.

• Where can I find the local routing numbers (first four digits) which process through the Federal Reserve Bank of Cleveland?

  James Newton replies: From the list of Federal Reserve Districts and their Routing Numbers.

• donellis@nefcom.net asks:

  I have a loan with BENEFICIAL and I want to pay it off with an allotment. I called them for their Routing Transit Number but nobody there knows what it is. Can you help me?

  James Newton replies: No. That information would really need to come from Beneficial.

• jack_budz@bankone.com asks:

  Is there any restrictions in field 7 "Auxiliary On-Us to using the 20 positions less the commence stop codes? I would like to use a serial number 16 characters in length.

Interested:

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