Banks in Oak Brook, Illinois
We list 8 bank branches in Oak Brook from 8 FDIC-insured banks, in 1 ZIP code. The most branches belong to Republic Bank of Chicago (1), Pan American Bank & Trust (1), Old Second National Bank (1) and Providence Bank & Trust (1).
- 8branches
- 8banks
- 1ZIP codes
All bank branches in Oak Brook
Showing 8 of 8
| Bank | Branch | Address | ZIP | Map |
|---|---|---|---|---|
| Republic Bank of Chicago | Republic Bank of Chicago (main office) | 2221 Camden Ct | 60523 | Map |
| Pan American Bank & Trust | Oak Brook Branch | 1110 Jorie Blvd | 60523 | Map |
| Old Second National Bank | Oak Brook Branch | 1515 W 22nd St Ste 100w | 60523 | Map |
| Providence Bank & Trust | Oak Brook Branch | 2001 York Rd | 60523 | Map |
| Millennium Bank | Oak Brook Branch | 3824 York Road | 60523 | Map |
| JPMorgan Chase Bank, National Association | Oak Brook Branch | 2122 W 22nd St | 60523 | Map |
| Fifth Third Bank, National Association | Oak Brook Branch | 1400 16th St | 60523 | Map |
| Citibank, National Association | Oak Brook Branch | 1900 Spring Rd | 60523 | Map |
Source: FDIC BankFind Suite, retrieved 2026-09-20. Hours and phone numbers are not part of this data: check the bank’s website before you visit.
Frequently asked questions
How many banks are in Oak Brook, IL?
Our list has 8 banks with 8 branches in Oak Brook. Branches open and close, so confirm with the bank.
Which bank has the most branches in Oak Brook?
In our list it is Republic Bank of Chicago, with 1 branches.
How do I contact a branch?
The FDIC data has no phone numbers. Open the bank’s official website from its profile page here, or use the number on your card or statement.