Routing Number Lookup — Find Any US Bank Routing Number
Look up the ABA routing number of any US bank for ACH, wires and direct deposit — free directory of 18,198 routing numbers with bank address and phone.
Look up the routing number (ABA number) of any US bank — needed for ACH transfers, wire transfers and direct deposit. Search by bank or enter a 9-digit number to see which bank it belongs to and validate it. This free directory has 18,198 routing numbers from the official Federal Reserve directory.
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Where is the routing number on a check?
Your routing number is the first 9 digits printed in the bottom-left corner of a check (the MICR line). The middle group is your account number, and the last group is the check number.
No check handy? Your routing number is also in your online banking, mobile app, or on your bank statement — or look up your bank above.
Bank codes in other countries
Every country uses a different bank-code system — pick the right tool:
India IFSC code
Germany Bankleitzahl (BLZ)
Australia BSB number
Bangladesh routing number
Canada routing number
UK sort code
IBAN validator & calculatorFrequently asked questions
What is a routing number?
A routing number (also called an ABA number) is a 9-digit code that identifies a US bank or credit union in electronic transactions like ACH transfers, wire transfers and direct deposit.
How do I find my bank's routing number?
Search your bank above, or check the bottom-left of a paper cheque (the first 9 digits). Many banks use different routing numbers by state or for wires vs ACH — confirm with your bank.
How is a routing number structured?
The first 4 digits are the Federal Reserve routing symbol, the next 4 identify the bank, and the 9th is a check digit calculated from the other eight.
Is this data official?
Yes — it comes from the Federal Reserve's FedACH participant directory, the official source, which is public information.