What is Routing Number?

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Accepted Answer

A **Routing Number**, also known as the ABA Routing Transit Number (RTN), is a nine-digit code used in the United States to identify a specific financial institution in a payment transaction, ensuring the accurate routing of funds for electronic transfers like Automated Clearing House (ACH) and wire transfers. This unique identifier is assigned by the American Bankers Association (ABA) and is crucial for domestic financial operations, acting as a digital address for the bank or credit union.

Routing Number

What is Routing Number?

What is the specific structure of a nine-digit ABA Routing Number and how does it ensure payment accuracy?

How do Routing Numbers differ for various transaction types, such as ACH, wire transfers, and international payments?

What role do Routing Numbers play in the context of modern financial technology, including stablecoins and blockchain-based payment rails?

What are the key security and regulatory considerations associated with using and protecting your bank's Routing Number?

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