Lisle Savings Bank Routing Number

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 Lisle Savings Bank routing number?

The Lisle Savings Bank routing number is 271972404. It is the primary ABA routing transit number registered to Lisle Savings Bank, headquartered in Lisle, 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 Lisle Savings Bank wire routing number?

This page lists 271972404, the primary routing number registered to Lisle Savings Bank. 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 Lisle Savings Bank before sending a wire.

Is ABA number 271972404 the routing number for Lisle Savings Bank?

Yes. ABA number 271972404 is the primary routing number registered to Lisle Savings Bank. 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 271972404?

Routing number 271972404 belongs to Lisle Savings Bank, headquartered in Lisle, IL. It is the bank's primary ABA routing number (FDIC certificate 29800).

Routing numbers of similar-size institutions in Illinois

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Molex Employees Federal Credit Union: 271992073

Bank, Chicago, IL

First Nations Bank: 071924306

Bank, Melrose Park, IL

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Bank, Mascoutah, IL

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Bank, Belleville, IL

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Credit union, Granite City, IL

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