Banks in Oconomowoc, Wisconsin
We list 12 bank branches in Oconomowoc from 8 FDIC-insured banks, in 1 ZIP code. The most branches belong to Bank Five Nine (3), Ixonia Bank (2), Associated Bank, National Association (2) and Waukesha State Bank (1).
- 12branches
- 8banks
- 1ZIP codes
All bank branches in Oconomowoc
Showing 12 of 12
| Bank | Branch | Address | ZIP | Map |
|---|---|---|---|---|
| Ixonia Bank | Oconomowoc Branch | 1223 Summit Ave | 53066 | Map |
| Ixonia Bank | Ixonia Bank-Lakes Plaza Branch | W359n5002 Brown St | 53066 | Map |
| Bank Five Nine | Summit Avenue Branch | 1300 N Summit Ave | 53066 | Map |
| Bank Five Nine | Bank Five Nine (main office) | 155 W Wisconsin Ave | 53066 | Map |
| Bank Five Nine | Brown Street Branch | W359n5900 Brown St | 53066 | Map |
| Waukesha State Bank | Oconomowoc Branch | 1227 Corporate Center Dr | 53066 | Map |
| BMO Bank National Association | Oconomowoc Office | 1433 Pabst Farms Cir | 53066 | Map |
| WaterStone Bank, SSB | Oconomowoc Branch | 1239-45 Oconomowoc Drive | 53066 | Map |
| Associated Bank, National Association | 1456 Summit Avenue Branch | 1456 Summit Ave | 53066 | Map |
| Associated Bank, National Association | Oconomowoc-Okauchee Branch | N49 W35876 Wisconsin Avenue | 53066 | Map |
| JPMorgan Chase Bank, National Association | Oconomowoc Branch | 138 E Wisconsin Ave | 53066 | Map |
| U.S. Bank National Association | Oconomowoc Branch | 1674 Old Schoolhouse Rd | 53066 | 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 Oconomowoc, WI?
Our list has 8 banks with 12 branches in Oconomowoc. Branches open and close, so confirm with the bank.
Which bank has the most branches in Oconomowoc?
In our list it is Bank Five Nine, with 3 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.