Or by the first letter of a Bank Name
| Headquarters | Date Established | Assets (1000s) | Type | |
|---|---|---|---|---|
| Community Bank | Avon, SD | 01-01-1914 | $62,928 | BK |
| Sunrise Bank Dakota | Onida, SD | 01-01-1925 | $61,123 | BK |
| First Western Federal Savings Bank | Rapid City, SD | 06-06-1979 | $60,535 | BK |
| The Security State Bank | Emery, SD | 01-01-1920 | $58,634 | BK |
| Bryant State Bank | Bryant, SD | 03-01-1915 | $51,309 | BK |
| RAPID CITY TELCO | Rapid City, SD | 01-01-1945 | $44,334 | CU |
| M O | Huron, SD | 01-01-1950 | $43,511 | CU |
| FT RANDALL | WAGNER, SD | 01-01-1951 | $43,103 | CU |
| DAKOTA STAR | RAPID CITY, SD | 01-01-1952 | $41,386 | CU |
| OAHE | Pierre, SD | 01-01-1955 | $41,160 | CU |
| SIOUX VALLEY COOP | Watertown, SD | 01-01-1953 | $41,093 | CU |
| Richland State Bank | Bruce, SD | 01-01-1927 | $40,256 | BK |
| The Farmers State Bank of Turton | Turton, SD | 08-13-1915 | $39,953 | BK |
| EAST RIVER | Madison, SD | 01-01-1956 | $39,675 | CU |
| The Farmers and Merchants State Bank | Scotland, SD | 03-06-1934 | $34,291 | BK |