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Bank Five Nine
✓ FDIC-insured · Active FDIC Certificate #12517
Bank Five Nine is an FDIC-insured state-chartered bank that is not a Federal Reserve member (supervised by the FDIC), headquartered in Oconomowoc, Wisconsin, established in 1859. As of the 06/30/2026 FDIC call report, it reported $2.5B in total assets and $2.1B in deposits. FDIC location data lists 19 offices in Wisconsin. The FDIC classifies it as a community bank. It is owned by the holding company OCONOMOWOC BANCSHARES INC (Oconomowoc, WI).
Financial data as of the 06/30/2026 FDIC call report.
Where it operates
All 19 of Bank Five Nine's FDIC-listed offices are in Wisconsin. Browse banks in Oconomowoc for other local options.
Branch locations
| Bank Five Nine Brown Street Branch · Full Service - Brick And Mortar | W359n5900 Brown St Oconomowoc, WI 53066 Map ↗ |
| Bank Five Nine Hartland Branch · Full Service - Brick And Mortar | 800 Cardinal Ln Hartland, WI 53029 Map ↗ |
| Bank Five Nine Shorehaven Branch · Limited Service - Mobile/Seasonal | 1306 W Wisconsin Ave Oconomowoc, WI 53066 Map ↗ |
| Bank Five Nine Germantown Branch · Full Service - Brick And Mortar | N112w17100 Mequon Rd Germantown, WI 53022 Map ↗ |
| Bank Five Nine Brookfield Branch · Full Service - Brick And Mortar | 18815 W Capitol Dr Brookfield, WI 53045 Map ↗ |
| Bank Five Nine Hartford Branch · Full Service - Brick And Mortar | 940 Bell Ave Hartford, WI 53027 Map ↗ |
| Bank Five Nine West Bend Branch · Full Service - Brick And Mortar | 1811 W Washington St West Bend, WI 53095 Map ↗ |
| Bank Five Nine Summit Avenue Branch · Full Service - Brick And Mortar | 1300 N Summit Ave Oconomowoc, WI 53066 Map ↗ |
| Bank Five Nine Mequon Branch · Full Service - Brick And Mortar | 11715 N Port Washington Rd Mequon, WI 53092 Map ↗ |
| Bank Five Nine Menomonee Falls Branch · Full Service - Brick And Mortar | N56w14044 Silver Spring Dr, Ste 100 Menomonee Falls, WI 53051 Map ↗ |
| Bank Five Nine Madison Lpo Branch · Limited Service - Loan Production | 5315 Wall St Ste 200 Madison, WI 53718 Map ↗ |
| Bank Five Nine Germantown Retirement Home Facility · Limited Service - Other Office/Branch | N109w17075 Ava Cir Germantown, WI 53022 Map ↗ |
| Bank Five Nine Grafton Wi Branch · Full Service - Brick And Mortar | 2300 Washington St Grafton, WI 53024 Map ↗ |
| Bank Five Nine Glendale Branch · Full Service - Brick And Mortar | 5555 N Port Washington Rd Glendale, WI 53217 Map ↗ |
| Bank Five Nine Milwaukee Branch · Limited Service - Drive Thru/Detached Facility | 400 E Wisconsin Ave Milwaukee, WI 53202 Map ↗ |
| Bank Five Nine East Brookfield · Full Service - Brick And Mortar | 12600 W North Ave Brookfield, WI 53005 Map ↗ |
| Bank Five Nine New Berlin Lpo · Limited Service - Loan Production | 3830 S Moorland Rd New Berlin, WI 53151 Map ↗ |
| Bank Five Nine Milwaukee Lpo · Limited Service - Loan Production | 6004 W Howard Ave Milwaukee, WI 53220 Map ↗ |
| Bank Five Nine Bank Five Nine · Full Service - Brick And Mortar | 155 W Wisconsin Ave Oconomowoc, WI 53066 Map ↗ |
Holding company: OCONOMOWOC BANCSHARES INC
The FDIC lists OCONOMOWOC BANCSHARES INC, based in Oconomowoc, WI, as the top holding company for Bank Five Nine. The FDIC shows no other active insured banks under the same holding company.
Similar-size banks in Wisconsin
Active FDIC-insured banks headquartered in Wisconsin with total assets closest to Bank Five Nine's $2.5B. See all banks in Wisconsin.
| Bank | HQ city | Assets | Offices |
|---|---|---|---|
| Lake Ridge Bank | Middleton | $3.4B | 20 |
| National Exchange Bank and Trust | Fond Du Lac | $2.9B | 34 |
| One Community Bank | Oregon | $2.6B | 20 |
| North Shore Bank | Brookfield | $2.6B | 44 |
| WaterStone Bank, SSB | Wauwatosa | $2.3B | 16 |
| National Bank of Commerce | Superior | $2.2B | 21 |
| IncredibleBank | Wausau | $2.1B | 18 |
| Tri City National Bank | Oak Creek | $2.0B | 26 |
Bank Five Nine: common questions
Is Bank Five Nine FDIC-insured?
Yes. Bank Five Nine is an active FDIC-insured institution, FDIC Certificate #12517. Deposits are insured up to $250,000 per depositor, per ownership category. You can confirm this on FDIC BankFind.
Where is Bank Five Nine headquartered?
Bank Five Nine is headquartered at 155 W Wisconsin Ave, Oconomowoc, WI 53066, according to FDIC records.
How many branches does Bank Five Nine have?
FDIC location data lists 19 offices for Bank Five Nine, all in Wisconsin.
Who owns Bank Five Nine?
The FDIC lists OCONOMOWOC BANCSHARES INC of Oconomowoc, WI as the top holding company for Bank Five Nine.
Source: FDIC BankFind Suite (institution, location, and call report data). BankNearMe.com does not rank or rate banks.