FDIC-insured bank
Oostburg State Bank — Oostburg, WI
Bank headquartered in Oostburg, Wisconsin, part of OOSTBURG BCORP INC.
Source: FDIC BankFind Suite, data as of June 30, 2026, fetched September 5, 2026
Headquarters and contact
| Address | 905 Center Ave Oostburg, WI 53070 |
| County | Sheboygan |
| Metro area | Sheboygan, WI |
| Website | www.oostburgstate.bank |
| Phone | not published in FDIC data, see the bank's website |
FDIC record
| FDIC Certificate | 10380 |
| Federal Reserve RSSD ID | 248745 |
| Status | Active |
| Charter class | NM (STATE) |
| Holding company | OOSTBURG BCORP INC |
| Domestic offices | 4 |
| Financials as of | June 30, 2026 |
How to find your Oostburg State Bank 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.oostburgstate.bank.
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Offices nearest to headquarters
| Oostburg State Bank main office Oostburg, WI |
905 Center Ave, 53070 |
| Loan Processing Oostburg, WI |
20 S Business Park Dr, 53070 |
| Cedar Grove Branch Cedar Grove, WI |
10 Phoenix St, 53013 |
| Sheboygan Falls Branch Sheboygan Falls, WI |
1010 Happy Lane, 53085 |
Where Oostburg State Bank has offices
Cities with the most Oostburg State Bank offices
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| First Business Bank Madison | $4.41 billion |
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