Or by the first letter of a Bank Name
| Headquarters | Date Established | Assets (1000s) | Type | |
|---|---|---|---|---|
| BOKF, National Association | Tulsa, OK | 02-10-1910 | $49,465,723 | BK |
| MidFirst Bank | Oklahoma City, OK | 02-28-1911 | $39,086,938 | BK |
| First United Bank and Trust Company | Durant, OK | 01-01-1900 | $16,259,998 | BK |
| BancFirst | Oklahoma City, OK | 04-01-1989 | $11,405,008 | BK |
| TINKER | Oklahoma City, OK | 01-01-1946 | $6,029,604 | CU |
| InterBank | Oklahoma City, OK | 03-31-1988 | $4,526,022 | BK |
| Stride Bank, National Association | Enid, OK | 01-01-1913 | $3,928,318 | BK |
| RCB Bank | Claremore, OK | 01-14-1936 | $3,866,212 | BK |
| First Fidelity Bank | Oklahoma City, OK | 07-01-1981 | $2,809,175 | BK |
| TTCU | Tulsa, OK | 01-01-1934 | $2,564,005 | CU |
| Armstrong Bank | Muskogee, OK | 03-15-1910 | $2,491,998 | BK |
| COMMUNICATION | OKLAHOMA CITY, OK | 01-01-1939 | $2,196,477 | CU |
| Gateway First Bank | Jenks, OK | 03-02-1935 | $1,894,749 | BK |
| Mabrey Bank | Bixby, OK | 01-26-1924 | $1,864,436 | BK |
| TTCU THE | Tulsa, OK | 01-01-1934 | $1,801,898 | CU |