Or by the first letter of a Bank Name
| Headquarters | Date Established | Assets (1000s) | Type | |
|---|---|---|---|---|
| OKLAHOMA CENTRAL | Tulsa, OK | 01-01-1941 | $712,041 | CU |
| American Nation Bank | Ardmore, OK | 05-02-1983 | $684,263 | BK |
| First National Bank and Trust Company of Ardmore | Ardmore, OK | 01-01-1889 | $681,044 | BK |
| Grand Bank | Tulsa, OK | 07-21-1975 | $664,585 | BK |
| Legacy Bank | Hinton, OK | 01-01-1902 | $642,440 | BK |
| FirstBank | Antlers, OK | 01-01-1901 | $637,808 | BK |
| All America Bank | Oklahoma City, OK | 12-22-1969 | $605,378 | BK |
| First Bank of Owasso | Owasso, OK | 09-08-1962 | $592,811 | BK |
| Frontier State Bank | Oklahoma City, OK | 04-14-1975 | $584,120 | BK |
| Vast Bank, National Association | Tulsa, OK | 02-16-1982 | $582,136 | BK |
| First National Bank & Trust Company of McAlester | Mcalester, OK | 12-12-1896 | $566,758 | BK |
| Alva State Bank & Trust Company | Alva, OK | 09-10-1901 | $551,364 | BK |
| Cattlemens Bank | Altus, OK | 01-01-1910 | $543,271 | BK |
| Panhandle First Bank | Guymon, OK | 10-12-1976 | $541,024 | BK |
| AVB Bank | Broken Arrow, OK | 02-16-1905 | $531,230 | BK |