Or Validate The ABA Routing Number  
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Format of Cobank ABA Routing Code
Cobank or any banks in USA Routing Number is nine digit unique
identification number.
A routing number can have two forms
- 1. Fraction form
- 2. MICR (magnetic ink character recognition) form.
In General :
The Combination is-
1 | 0 | X | X | Y | Y | Y | Y | Z |
Federal Reserve Routing Symbol | ABA Financial Institution Identifier | Cheque Digit |
In Detail Breakdown :
The Combination is-
1 | 0 | A | A | B | B | C | D | E |
Bank's Physical Location | Federal Reserve Bank the Institution's Electronic and Wire Transfers Will Route Through | Federal Reserve Cheque Processing Center | Federal Reserve District | Chequesum |
- Within the 4 digits Federal Reserve Routing Symbol, the first two digits of the nine digits RTN must be in the ranges 00 through 12, 21 through 32, 61 through 72, or 80. The digits are assigned as mentioned below .
Popular Banks
- UNIVERSITY & STATE EMPLOYEES CU
- FIRST STATE BANK OF BLOOMINGTON
- BANCO DAVIVIENDA SA MIAMI INTL BR
- FIRST UNITED FEDERAL CREDIT UNION
- PINE RIVER VALLEY BANK
- SALIN BANK AND TRUST CO
- BP ULYSSES FEDERAL CREDIT UNION
- HOMESTEAD SAVINGS BANK
- THE BANK OF TAMPA
- FROST BANK-PARKDALE
- CITIBANK F S B
- STATE BANK OF LIMA