Or by the first letter of a Bank Name
| Headquarters | Date Established | Assets (1000s) | Type | |
|---|---|---|---|---|
| First Secure Community Bank | Sugar Grove, IL | 02-07-2000 | $512,585 | BK |
| Pan American Bank & Trust | Melrose Park, IL | 12-22-1995 | $512,567 | BK |
| Devon Bank | Chicago, IL | 09-15-1945 | $511,336 | BK |
| FINANCIAL PLUS | OTTAWA, IL | 01-01-1951 | $509,472 | CU |
| Citizens Community Bank | Mascoutah, IL | 12-21-1992 | $502,635 | BK |
| SIU | Carbondale, IL | 01-01-1938 | $497,131 | CU |
| First Robinson Savings Bank, National Association | Robinson, IL | 01-01-1884 | $491,420 | BK |
| Germantown Trust & Savings Bank | Breese, IL | 02-06-1906 | $486,031 | BK |
| Bank of Belleville | Belleville, IL | 11-04-2005 | $485,849 | BK |
| Casey State Bank | Casey, IL | 01-01-1880 | $485,127 | BK |
| HEARTLAND | Springfield, IL | 01-01-1946 | $483,329 | CU |
| Time Bank | Park Ridge, IL | 07-03-1995 | $481,632 | BK |
| First State Bank and Trust | Monticello, IL | 11-10-1945 | $481,379 | BK |
| The FNB Community Bank | Vandalia, IL | 01-01-1865 | $476,330 | BK |
| LAND OF LINCOLN | DECATUR, IL | 01-01-1947 | $470,088 | CU |