OLD SECOND NATL BANK ROUTING NUMBER & INFORMATION

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Old Second Natl Bank ABA Routing Number

Routing Number:

71926867

Old Second Natl Bank
37 S RIVER STREET
AURORA, IL 60506
Old Second Natl Bank's routing number (the leftmost number on the bottom of a check) is 71926867.

Sometimes, banks have multiple routing numbers for different branches or uses. Please make sure this is the correct routing number for your branch!

CONTACT OLD SECOND NATL BANK

The main phone number for Old Second Natl Bank is 630-844-8631. The assigned Federal Reserve Office for Old Second Natl Bank is Fed 071000301.

WHAT IS A BANK ROUTING NUMBER?

The Old Second Natl Bank routing number is 71926867

A bank's Routing Transit Number (RTN) is a 9-digit code used to identify your bank on checks, direct deposit, bill pay, and in other transactions.

You need to know your routing number to connect online accounts to your bank account, set up direct deposit with your employer, and in many other financial situations. Learn more.

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