FDIC-insured bank
Republic Bank of Chicago — Oak Brook, IL
Bank headquartered in Oak Brook, Illinois, part of REPUBLIC BCORP CO.
Source: FDIC BankFind Suite, data as of June 30, 2026, fetched September 5, 2026
Headquarters and contact
| Address | 2221 Camden Ct Oak Brook, IL 60523 |
| County | Dupage |
| Metro area | Chicago-Naperville-Elgin, IL-IN-WI |
| Website | www.republicebank.com |
| Phone | not published in FDIC data, see the bank's website |
FDIC record
| FDIC Certificate | 19333 |
| Federal Reserve RSSD ID | 671334 |
| Status | Active |
| Charter class | NM (STATE) |
| Holding company | REPUBLIC BCORP CO |
| Domestic offices | 20 |
| Financials as of | June 30, 2026 |
How to find your Republic Bank of Chicago routing number
FDIC does not publish ABA routing numbers, and many banks use different routing numbers by state or by account type. The reliable places to find yours: the bottom left of a check from this bank, the "account details" screen in its online banking, or its official website at www.republicebank.com.
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Offices nearest to headquarters
| Republic Bank Of Chicago main office Oak Brook, IL |
2221 Camden Ct, 60523 |
| Berkeley Branch Berkeley, IL |
5500 Saint Charles Rd, 60163 |
| Darien Branch Darien, IL |
1510 75th St, 60561 |
| Addison Branch Addison, IL |
1640 W Lake St, 60101 |
| Hodgkins Branch Hodgkins, IL |
9440 Joliet Rd, 60525 |
| Berwyn Branch Berwyn, IL |
7025 Roosevelt Rd, 60402 |
| Diversey Branch Chicago, IL |
6400 W Diversey Ave, 60707 |
| Roosevelt Road Facility West Chicago, IL |
105 E Roosevelt Rd, 60185 |
| West Chicago Branch West Chicago, IL |
101 Main St, 60185 |
| Palos Park Branch Palos Park, IL |
9530 W 131st St, 60464 |
| 65Th Street Branch Chicago, IL |
6501 S Pulaski Rd, 60629 |
| 111Th Street Naperville Branch Naperville, IL |
2720 Hassert Blvd, 60564 |
20 offices in total. Browse them by city through the state pages.
Where Republic Bank of Chicago has offices
Cities with the most Republic Bank of Chicago offices
Largest banks headquartered elsewhere in Illinois
| BMO Bank National Association Chicago | $254.97 billion |
| The Northern Trust Company Chicago | $178.57 billion |
| CIBC Bank USA Chicago | $66.50 billion |
| Busey Bank Champaign | $18.15 billion |
| Byline Bank Chicago | $9.91 billion |
| Wintrust Bank, National Association Chicago | $9.57 billion |
| Lake Forest Bank & Trust Company, National Association Lake Forest | $9.25 billion |
| First Mid Bank & Trust, National Association Mattoon | $9.14 billion |
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