Or by the first letter of a Bank Name
| Headquarters | Date Established | Assets (1000s) | Type | |
|---|---|---|---|---|
| OKLAHOMA'S | OKLAHOMA CITY, OK | 01-01-1954 | $797,923 | CU |
| OKLAHOMA CENTRAL | Tulsa, OK | 01-01-1941 | $728,185 | CU |
| American Nation Bank | Ardmore, OK | 05-02-1983 | $684,117 | BK |
| First National Bank and Trust Company of Ardmore | Ardmore, OK | 01-01-1889 | $672,343 | BK |
| Legacy Bank | Hinton, OK | 01-01-1902 | $660,695 | BK |
| Grand Bank | Tulsa, OK | 07-21-1975 | $653,794 | BK |
| Prism Bank | Guthrie, OK | 01-01-1909 | $645,334 | BK |
| FirstBank | Antlers, OK | 01-01-1901 | $644,831 | BK |
| Alva State Bank & Trust Company | Alva, OK | 09-10-1901 | $630,816 | BK |
| All America Bank | Oklahoma City, OK | 12-22-1969 | $593,707 | BK |
| Frontier State Bank | Oklahoma City, OK | 04-14-1975 | $588,365 | BK |
| First Bank of Owasso | Owasso, OK | 09-08-1962 | $584,463 | BK |
| Cattlemens Bank | Altus, OK | 01-01-1910 | $579,108 | BK |
| Panhandle First Bank | Guymon, OK | 10-12-1976 | $569,281 | BK |
| Vast Bank, National Association | Tulsa, OK | 02-16-1982 | $565,153 | BK |