Or by the first letter of a Bank Name
| Headquarters | Date Established | Assets (1000s) | Type | |
|---|---|---|---|---|
| The Libertyville Savings Bank | Fairfield, IA | 09-16-1901 | $391,514 | BK |
| Iowa State Bank | Clarksville, IA | 01-01-1918 | $383,524 | BK |
| Security State Bank | Sutherland, IA | 01-01-1931 | $382,547 | BK |
| Premier Bank | Dubuque, IA | 10-13-1998 | $375,149 | BK |
| Kerndt Brothers Savings Bank | Lansing, IA | 01-14-1908 | $370,970 | BK |
| Earlham Savings Bank | West Des Moines, IA | 01-01-1931 | $360,337 | BK |
| First Iowa State Bank | Albia, IA | 05-12-1930 | $350,319 | BK |
| Farmers Trust and Savings Bank | Buffalo Center, IA | 01-01-1914 | $349,572 | BK |
| Hardin County Savings Bank | Eldora, IA | 01-01-1868 | $343,302 | BK |
| Community State Bank | Spencer, IA | 01-01-1914 | $335,468 | BK |
| First State Bank | Lynnville, IA | 01-01-1912 | $330,413 | BK |
| PCSB Bank | Clarinda, IA | 01-01-1866 | $319,686 | BK |
| American State Bank | Osceola, IA | 04-23-1987 | $315,223 | BK |
| New Albin Savings Bank | New Albin, IA | 01-01-1898 | $315,063 | BK |
| Citizens First Bank | Clinton, IA | 03-14-2000 | $314,623 | BK |