Or by the first letter of a Bank Name
| Headquarters | Date Established | Assets (1000s) | Type | |
|---|---|---|---|---|
| TRUE SKY | Oklahoma City, OK | 01-01-1946 | $778,387 | CU |
| OKLAHOMA CENTRAL | Tulsa, OK | 01-01-1941 | $760,212 | CU |
| Prism Bank | Guthrie, OK | 01-01-1909 | $720,897 | BK |
| Grand Bank | Tulsa, OK | 07-21-1975 | $712,799 | BK |
| American Nation Bank | Ardmore, OK | 05-02-1983 | $691,486 | BK |
| First National Bank and Trust Company of Ardmore | Ardmore, OK | 01-01-1889 | $686,745 | BK |
| Legacy Bank | Hinton, OK | 01-01-1902 | $686,469 | BK |
| FirstBank | Antlers, OK | 01-01-1901 | $684,342 | BK |
| First Bank of Owasso | Owasso, OK | 09-08-1962 | $639,268 | BK |
| AVB Bank | Broken Arrow, OK | 02-16-1905 | $612,338 | BK |
| All America Bank | Oklahoma City, OK | 12-22-1969 | $611,477 | BK |
| Frontier State Bank | Oklahoma City, OK | 04-14-1975 | $608,627 | BK |
| Wisdom Heritage Bank | Alva, OK | 09-10-1901 | $601,348 | BK |
| Cattlemens Bank | Altus, OK | 01-01-1910 | $595,206 | BK |
| First National Bank & Trust Company of McAlester | Mcalester, OK | 12-12-1896 | $580,353 | BK |