Or by the first letter of a Bank Name
| Headquarters | Date Established | Assets (1000s) | Type | |
|---|---|---|---|---|
| River Bank | Stoddard, WI | 10-11-1911 | $1,018,687 | BK |
| The Port Washington State Bank | Port Washington, WI | 09-11-1899 | $1,009,818 | BK |
| Peoples State Bank | Prairie Du Chien, WI | 01-22-1915 | $992,960 | BK |
| The Farmers & Merchants Bank | Berlin, WI | 12-02-1940 | $949,397 | BK |
| BLACKHAWK COMMUNITY | Janesville, WI | 01-01-1965 | $947,326 | CU |
| Farmers and Merchants Union Bank | Columbus, WI | 09-05-1861 | $872,148 | BK |
| Bank of Sun Prairie | Sun Prairie, WI | 08-08-1903 | $841,180 | BK |
| DMB Community Bank | Madison, WI | 06-29-1922 | $835,042 | BK |
| The Bank of New Glarus | New Glarus, WI | 10-30-1893 | $823,152 | BK |
| Royal Bank | Elroy, WI | 04-30-1932 | $816,093 | BK |
| Hiawatha National Bank | Hager City, WI | 01-01-1917 | $781,326 | BK |
| THRIVENT | Appleton, WI | 01-01-2012 | $779,870 | CU |
| KOHLER | Sheboygan, WI | 01-01-1938 | $776,402 | CU |
| Westbury Bank | Waukesha, WI | 01-01-1926 | $771,888 | BK |
| Fortifi Bank | Berlin, WI | 01-01-1876 | $750,376 | BK |