Or by the first letter of a Bank Name
| Headquarters | Date Established | Assets (1000s) | Type | |
|---|---|---|---|---|
| Reliance State Bank | Story City, IA | 01-28-1928 | $313,261 | BK |
| Pinnacle Bank | Marshalltown, IA | 05-05-1927 | $307,135 | BK |
| PREMIER | Des Moines, IA | 01-01-1933 | $302,821 | CU |
| Glenwood State Bank | Glenwood, IA | 01-01-1899 | $301,354 | BK |
| Commercial Savings Bank | Carroll, IA | 01-01-1917 | $289,191 | BK |
| First Whitney Bank and Trust | Atlantic, IA | 01-01-1907 | $286,711 | BK |
| The Home Trust & Savings Bank | Osage, IA | 12-01-1899 | $285,284 | BK |
| Savings Bank | Primghar, IA | 11-15-1894 | $278,443 | BK |
| Community Bank and Trust Company | Muscatine, IA | 08-11-1980 | $274,247 | BK |
| Iowa Savings Bank | Carroll, IA | 02-01-1902 | $273,380 | BK |
| Freedom Financial Bank | West Des Moines, IA | 02-22-1999 | $272,043 | BK |
| Crawford County Trust and Savings Bank | Denison, IA | 03-15-1927 | $269,304 | BK |
| United Community Bank | Milford, IA | 06-10-1931 | $268,797 | BK |
| Fairfax State Savings Bank | Fairfax, IA | 10-20-1924 | $267,719 | BK |
| FNB Bank | Fontanelle, IA | 08-23-1905 | $266,625 | BK |