FDIC-insured bank

Oak Bank

Bank headquartered in Fitchburg, Wisconsin, part of OAK FINANCIAL INC.
Source: FDIC BankFind Suite, data as of June 30, 2026, fetched September 5, 2026
Total assets
$486.34 million
Total deposits
$419.56 million
Branches
1
FDIC-insured since
2000
Established
2000

Headquarters and contact

Address5951 Mckee Rd
Fitchburg, WI 53719
CountyDane
Metro areaMadison, WI
WebsiteHTTP://WWW.OAK.BANK
Phonenot published in FDIC data, see the bank's website

FDIC record

FDIC Certificate35333
Federal Reserve RSSD ID2857600
StatusActive
Charter classNM (STATE)
Holding companyOAK FINANCIAL INC
Domestic offices1
Financials as ofJune 30, 2026

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 HTTP://WWW.OAK.BANK.
See how your odds compare before you apply at Oak Bank.

Offices nearest to headquarters

Oak Bank main office
Fitchburg, WI
5951 Mckee Rd, 53719

Where Oak Bank has offices