Or Validate The ABA Routing Number  
Or Select a State from these
Format of Shamrock Bank, Na ABA Routing Code
Shamrock Bank, Na 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
- PEOPLES BANK OF MIDDLE TENNESSEE
- UNITED MIDWEST SAVINGS BANK
- EDUCATORS CREDIT UNION
- BANK OF COMMERCE, CATOOSA, ADAIR
- BANK OF LABOR
- THE BANK OF FAYETTE COUNTY
- FIRST CHARTER BANK
- COOP DE AHORRO Y CREDITO DE AGUADA
- PADUCAH BK&TR CO
- UNITED ASSOCIATION CREDIT UNION
- PLATTSBURGH CITY SCHOOL DISTRICT
- COOP. A/C SAULO D. RODRIGUEZ