Routing Number
The routing number (also referred to as RTN, routing transit number, ABA or bank routing number) is a nine-digit numeric code printed on the bottom of checks. This number is used to facilitate the electronic routing of funds (ACH transfer) from one bank account to another.
Related Terms
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Red Flag
A potentially suspicious or money laundering situation raises a Red Flag or warning signal.
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Previously Used Routing Number
A routing number that was once the primary routing number for an institution and since replaced, but still accepted for payments.
