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Bank Routing Number

First Bank and Trust Company of Illinois Routing Number

The primary ABA routing number (RTN) for First Bank and Trust Company of Illinois, Palatine, IL is shown below.

Primary ABA / RTN
071923336
Verify before you send money. This is the bank's primary registered routing number, taken from the FFIEC National Information Center institution record (last refreshed here on October 8, 2026). Banks often use a different routing number for wire transfers than for ACH, and large banks vary it by region; always confirm the correct number on a check or with your bank before initiating a transfer.

What is an ABA routing number?

An ABA routing number, also called a routing transit number (RTN), is a 9-digit code that identifies a U.S. financial institution in the payment system. It tells ACH transfers, Fedwire payments, and paper checks which bank to route money to. The format was created by the American Bankers Association in 1910 and is still the backbone of U.S. domestic payments.

What is the difference between a routing number and an account number?

Your routing number identifies the bank; your account number identifies your specific account at that bank. On a paper check, the routing number is the 9-digit number in the bottom-left, and the account number is to its right.

What is the First Bank and Trust Company of Illinois routing number?

The First Bank and Trust Company of Illinois routing number is 071923336. It is the primary ABA routing transit number registered to First Bank and Trust Company of Illinois, headquartered in Palatine, IL. A bank can hold more than one routing number, so this is the one on record for the institution, not necessarily the one printed on every check. The number comes from the FFIEC National Information Center institution record, last refreshed here on October 8, 2026.

What is the First Bank and Trust Company of Illinois wire routing number?

This page lists 071923336, the primary routing number registered to First Bank and Trust Company of Illinois. The record does not say whether the bank uses the same number for wire transfers, and many banks use a separate routing number for domestic wires. Confirm the wire routing number with First Bank and Trust Company of Illinois before sending a wire.

Is ABA number 071923336 the routing number for First Bank and Trust Company of Illinois?

Yes. ABA number 071923336 is the primary routing number registered to First Bank and Trust Company of Illinois. Check it against the routing number on a check or in your online banking before sending an ACH payment, because a bank can use different numbers by region or product.

Which bank uses routing number 071923336?

Routing number 071923336 belongs to First Bank and Trust Company of Illinois, headquartered in Palatine, IL. It is the bank's primary ABA routing number (FDIC certificate 18641).

Routing numbers of similar-size institutions in Illinois

Bank, Palatine, IL
Cornerstone National Bank & Trust Company: 071926155
Credit union, Decatur, IL
Staley Credit Union: 271183219
Bank, Griggsville, IL
Eagle Valley Bank: 081221646
Bank, Hoffman, IL
Farmers State Bank of Hoffman: 081913556
Bank, Ashland, IL
West Central Bank: 071108326
Bank, Anna, IL
Anna-Jonesboro National Bank: 081205264
Bank, New Berlin, IL
Warren-Boynton State Bank: 071109846
Credit union, Shiloh, IL
Catholic and Community Credit Union: 281076277

All routing numbers in Illinois

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