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ABA Routing Transit Number

An ABA Routing Transit Number (RTN) is a 9-digit numerical code assigned to financial institutions in the United States, used to identify the bank responsible for domestic clearing. RTNs are managed by Accuity on behalf of the American Bankers Association and are used for ACH and Fedwire clearings.

Aliases: routing transit number, RTN, ABA number

Related terms

Fedwire

Fedwire is a real-time gross settlement (RTGS) system operated by the Federal Reserve Banks, used by US financial instit...

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ACH (Automated Clearing House)

An Automated Clearing House (ACH) is a batch-processing electronic funds transfer network used to clear high-volume, low...

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