Or Validate The ABA Routing Number  
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Format of Postmark Credit Union ABA Routing Code
Postmark Credit Union 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-
2 | 3 | X | X | Y | Y | Y | Y | Z |
Federal Reserve Routing Symbol | ABA Financial Institution Identifier | Cheque Digit |
In Detail Breakdown :
The Combination is-
2 | 3 | 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
- GATEWAY BANK OF SOUTHWEST FLORIDA
- SEVEN SEVENTEEN C.U.
- AMERICAN EAGLE BANK OF CHICAGO
- INDIANA LAKES FEDERAL CREDIT UNION
- N F O IRVINE FCU
- ROCKDALE FEDERAL CREDIT UNION
- BRAINTREE CO-OP BANK
- FIRST SAVINGS BANK FSB
- WALLINGFORD MUN FCU
- RIVERLAND BANK
- ENFIELD COMMUNITY FCU
- CHOCOLATE BAYOU COMMUNITY FED CU