Or by the first letter of a Bank Name
| Headquarters | Date Established | Assets (1000s) | Type | |
|---|---|---|---|---|
| FINANCIAL PLUS | OTTAWA, IL | 01-01-1951 | $528,267 | CU |
| First Secure Community Bank | Sugar Grove, IL | 02-07-2000 | $515,404 | BK |
| SIU | Carbondale, IL | 01-01-1938 | $512,049 | CU |
| Citizens Community Bank | Mascoutah, IL | 12-21-1992 | $507,887 | BK |
| Devon Bank | Chicago, IL | 09-15-1945 | $501,427 | BK |
| HEARTLAND | Springfield, IL | 01-01-1946 | $499,827 | CU |
| Pan American Bank & Trust | Melrose Park, IL | 12-22-1995 | $499,294 | BK |
| Solutions Bank | Forreston, IL | 01-01-1887 | $491,365 | BK |
| Bank of Belleville | Belleville, IL | 11-04-2005 | $480,020 | BK |
| Germantown Trust & Savings Bank | Breese, IL | 02-06-1906 | $479,210 | BK |
| Casey State Bank | Casey, IL | 01-01-1880 | $478,310 | BK |
| First State Bank and Trust | Monticello, IL | 11-10-1945 | $477,603 | BK |
| American Eagle Bank | South Elgin, IL | 10-17-2002 | $474,120 | BK |
| LAND OF LINCOLN | DECATUR, IL | 01-01-1947 | $469,377 | CU |
| The FNB Community Bank | Vandalia, IL | 01-01-1865 | $469,275 | BK |