Or by the first letter of a Bank Name
| Headquarters | Date Established | Assets (1000s) | Type | |
|---|---|---|---|---|
| Shelby County State Bank | Shelbyville, IL | 05-11-1895 | $363,238 | BK |
| Teutopolis State Bank | Teutopolis, IL | 01-01-1905 | $358,538 | BK |
| State Street Bank and Trust Company | Quincy, IL | 01-01-1890 | $357,069 | BK |
| OSB Community Bank | Ottawa, IL | 01-01-1871 | $355,617 | BK |
| The Bank of Herrin | Herrin, IL | 04-12-1904 | $349,156 | BK |
| Citizens National Bank of Albion | Albion, IL | 08-05-1940 | $348,502 | BK |
| Buena Vista National Bank | Chester, IL | 01-01-1905 | $344,036 | BK |
| State Bank of Toulon | Toulon, IL | 06-20-1903 | $343,382 | BK |
| Farmers State Bank of Alto Pass, Ill. | Alto Pass, IL | 01-01-1910 | $342,389 | BK |
| Farmers State Bank | Pittsfield, IL | 01-26-1889 | $339,829 | BK |
| The First Trust and Savings Bank of Watseka, Illinois | Watseka, IL | 06-28-1909 | $337,128 | BK |
| COMMUNITY TRUST | Gurnee, IL | 01-01-1933 | $336,390 | CU |
| FIRST NORTHERN | Chicago, IL | 01-01-1944 | $333,248 | CU |
| The Havana National Bank | Havana, IL | 03-30-1875 | $332,832 | BK |
| The Harvard State Bank | Harvard, IL | 08-01-1866 | $331,467 | BK |