Or by the first letter of a Bank Name
| Headquarters | Date Established | Assets (1000s) | Type | |
|---|---|---|---|---|
| Wells Fargo Bank, National Association | Sioux Falls, SD | 01-01-1870 | $1,733,244,000 | BK |
| Citibank, National Association | Sioux Falls, SD | 06-16-1812 | $1,684,710,000 | BK |
| Pathward, National Association | Sioux Falls, SD | 01-01-1954 | $7,919,672 | BK |
| The Bancorp Bank, National Association | Sioux Falls, SD | 07-28-2000 | $7,693,130 | BK |
| First Bank & Trust | Brookings, SD | 11-02-1925 | $4,701,349 | BK |
| Dacotah Bank | Aberdeen, SD | 04-30-1955 | $4,152,838 | BK |
| First PREMIER Bank | Sioux Falls, SD | 01-01-1914 | $3,000,634 | BK |
| First Dakota National Bank | Yankton, SD | 12-07-1872 | $2,937,063 | BK |
| BLACK HILLS | Rapid City, SD | 01-01-1941 | $2,316,738 | CU |
| The First National Bank in Sioux Falls | Sioux Falls, SD | 09-08-1885 | $1,928,151 | BK |
| American Bank & Trust | Sioux Falls, SD | 01-01-1892 | $1,714,192 | BK |
| BankWest, Inc. | Pierre, SD | 08-30-1889 | $1,681,576 | BK |
| First National Bank | Fort Pierre, SD | 01-01-1934 | $1,658,936 | BK |
| CorTrust Bank National Association | Mitchell, SD | 10-31-1930 | $1,607,380 | BK |
| First Savings Bank | Beresford, SD | 01-01-1989 | $1,377,165 | BK |