Or by the first letter of a Bank Name
| Headquarters | Date Established | Assets (1000s) | Type | |
|---|---|---|---|---|
| First Bank & Trust Co. | Duncan, OK | 12-08-1988 | $979,255 | BK |
| WESTREET | Tulsa, OK | 01-01-1943 | $962,361 | CU |
| Vision Bank | Ada, OK | 11-01-1924 | $956,550 | BK |
| Grand Savings Bank | Grove, OK | 04-10-1981 | $938,504 | BK |
| NBC OKLAHOMA | Oklahoma City, OK | 08-01-1931 | $903,349 | BK |
| Security Bank | Tulsa, OK | 01-01-1902 | $892,503 | BK |
| First National Bank of Oklahoma | Oklahoma City, OK | 01-01-1917 | $869,973 | BK |
| OKLAHOMA'S | OKLAHOMA CITY, OK | 01-01-1954 | $866,583 | CU |
| TRUE SKY | Oklahoma City, OK | 01-01-1946 | $842,357 | CU |
| TRUE SKY | Oklahoma City, OK | 01-01-1946 | $832,710 | CU |
| SpiritBank | Tulsa, OK | 05-05-1916 | $827,651 | BK |
| First Liberty Bank | Oklahoma City, OK | 12-12-1933 | $806,432 | BK |
| OKLAHOMA'S | OKLAHOMA CITY, OK | 01-01-1954 | $797,923 | CU |
| Quail Creek Bank | Oklahoma City, OK | 12-04-1974 | $781,224 | BK |
| F&M Bank | Edmond, OK | 01-01-1902 | $753,354 | BK |