Or by the first letter of a Bank Name
| Headquarters | Date Established | Assets (1000s) | Type | |
|---|---|---|---|---|
| Great Plains National Bank | Elk City, OK | 07-17-1996 | $1,928,955 | BK |
| Bank 7 | Oklahoma City, OK | 05-06-1901 | $1,913,316 | BK |
| TTCU THE | Tulsa, OK | 01-01-1934 | $1,801,898 | CU |
| International Bank of Commerce | Oklahoma City, OK | 01-01-2017 | $1,631,027 | BK |
| WEOKIE | Oklahoma City, OK | 01-01-1969 | $1,499,012 | CU |
| American Heritage Bank | Sapulpa, OK | 06-15-1905 | $1,484,205 | BK |
| Sovereign Bank | Shawnee, OK | 10-29-1984 | $1,474,578 | BK |
| Blue Sky Bank | Pawhuska, OK | 11-23-1905 | $1,352,864 | BK |
| First Oklahoma Bank | Jenks, OK | 01-01-1923 | $1,336,144 | BK |
| Liberty National Bank | Lawton, OK | 01-01-1902 | $1,321,040 | BK |
| TRUITY | Bartlesville, OK | 01-01-1939 | $1,317,838 | CU |
| Firstar Bank | Sallisaw, OK | 11-19-1964 | $1,239,358 | BK |
| WEOKIE | Oklahoma City, OK | 01-01-1969 | $1,083,929 | CU |
| Brooks Bank, National Association | Chickasha, OK | 08-21-1892 | $1,070,151 | BK |
| Grand Savings Bank | Grove, OK | 04-10-1981 | $1,031,498 | BK |