Or by the first letter of a Bank Name
| Headquarters | Date Established | Assets (1000s) | Type | |
|---|---|---|---|---|
| Green Belt Bank & Trust | Iowa Falls, IA | 07-31-1986 | $726,198 | BK |
| Capra Bank | Dubuque, IA | 01-21-1946 | $718,396 | BK |
| Premier Bank | Rock Valley, IA | 02-25-1997 | $710,877 | BK |
| CORDA | Cedar Rapids, IA | 01-01-1935 | $683,334 | CU |
| GREATER IOWA | Ames, IA | 01-01-1932 | $674,994 | CU |
| Midstates Bank, National Association | Council Bluffs, IA | 01-01-1913 | $636,828 | BK |
| Marion County State Bank | Pella, IA | 09-21-1935 | $634,390 | BK |
| Farmers Trust and Savings Bank | Spencer, IA | 04-07-1916 | $618,915 | BK |
| Clear Lake Bank and Trust Company | Clear Lake, IA | 01-01-1934 | $615,545 | BK |
| GNB Bank | Grundy Center, IA | 03-16-1934 | $609,450 | BK |
| Community Savings Bank | Edgewood, IA | 01-10-1910 | $607,546 | BK |
| South Story Bank & Trust | Slater, IA | 09-01-1954 | $603,926 | BK |
| Farmers & Merchants Savings Bank | Manchester, IA | 07-20-1925 | $600,006 | BK |
| First State Bank | Webster City, IA | 10-15-1935 | $592,804 | BK |
| Peoples Savings Bank | Indianola, IA | 11-20-1998 | $591,788 | BK |