Or by the first letter of a Bank Name
| Headquarters | Date Established | Assets (1000s) | Type | |
|---|---|---|---|---|
| The First National Bank in Tremont | Tremont, IL | 11-18-1931 | $171,487 | BK |
| AIR LINE PILOTS ASSOCIATION | Burr Ridge, IL | 01-01-1947 | $171,457 | CU |
| Prairie Community Bank | Marengo, IL | 04-02-1998 | $169,967 | BK |
| United Trust Bank | Palos Heights, IL | 11-24-2000 | $169,821 | BK |
| Illini State Bank | Oglesby, IL | 02-14-1914 | $167,284 | BK |
| Farmers State Bank of Western Illinois | Alpha, IL | 12-01-1910 | $167,126 | BK |
| Town Center Bank | Frankfort, IL | 09-18-2006 | $165,301 | BK |
| Iroquois Farmers State Bank | Iroquois, IL | 01-01-1919 | $164,428 | BK |
| CORNERSTONE | Freeport, IL | 01-01-1939 | $163,615 | CU |
| ROCK VALLEY | Loves Park, IL | 01-01-1968 | $162,202 | CU |
| First State Bank of Campbell Hill | Campbell Hill, IL | 01-01-1921 | $159,463 | BK |
| State Bank of Herscher | Herscher, IL | 05-20-1902 | $159,232 | BK |
| Streator Home Savings Bank | Streator, IL | 01-01-1894 | $158,236 | BK |
| Southern Illinois Bank | Johnston City, IL | 09-10-1999 | $157,313 | BK |
| Waterman Bank | Waterman, IL | 08-25-1908 | $155,424 | BK |