Or by the first letter of a Bank Name
| Headquarters | Date Established | Assets (1000s) | Type | |
|---|---|---|---|---|
| The First National Bank and Trust Company of Broken Arrow | Broken Arrow, OK | 01-29-1904 | $269,479 | BK |
| YNB | Yukon, OK | 04-19-1912 | $261,368 | BK |
| RED CROWN | Tulsa, OK | 01-01-1938 | $256,652 | CU |
| First Bank & Trust Company | Perry, OK | 02-21-1934 | $255,151 | BK |
| Bank of Grand Lake | Grove, OK | 06-09-2005 | $249,136 | BK |
| The Idabel National Bank | Idabel, OK | 02-14-1921 | $242,273 | BK |
| Method Bank | Wyandotte, OK | 09-27-1902 | $241,168 | BK |
| Triad Bank, National Association | Tulsa, OK | 08-29-1983 | $228,559 | BK |
| First Security Bank and Trust Company | Oklahoma City, OK | 04-06-1951 | $225,955 | BK |
| First Texoma National Bank | Durant, OK | 07-08-1898 | $225,353 | BK |
| OKUNITY | Stillwater, OK | 01-01-1968 | $214,693 | CU |
| U. S. EMPLOYEES O. C. | OKLAHOMA CITY, OK | 01-01-1938 | $213,472 | CU |
| Bank of Commerce | Chelsea, OK | 03-23-1896 | $203,181 | BK |
| Oklahoma Bank and Trust Company | Clinton, OK | 03-02-1908 | $202,258 | BK |
| OKLAHOMA | OKLAHOMA CITY, OK | 01-01-1951 | $198,870 | CU |