Or by the first letter of a Bank Name
| Headquarters | Date Established | Assets (1000s) | Type | |
|---|---|---|---|---|
| FNB Coweta | Coweta, OK | 01-01-1903 | $124,311 | BK |
| Spiro State Bank | Spiro, OK | 05-15-1950 | $116,564 | BK |
| SOUTHWEST OKLAHOMA | Lawton, OK | 01-01-1958 | $116,191 | CU |
| The Farmers Bank | Carnegie, OK | 10-27-1905 | $115,364 | BK |
| Great Nations Bank | Norman, OK | 09-28-2009 | $114,380 | BK |
| Community Bank | Bristow, OK | 03-17-1924 | $111,369 | BK |
| Cleo State Bank | Cleo Springs, OK | 10-25-1900 | $111,053 | BK |
| First Bank | Erick, OK | 12-12-1902 | $110,092 | BK |
| MUSKOGEE | MUSKOGEE, OK | 01-01-1936 | $109,544 | CU |
| Oklahoma Heritage Bank | Roff, OK | 05-07-1979 | $105,181 | BK |
| First National Bank | Heavener, OK | 01-01-1910 | $101,530 | BK |
| First State Bank | Valliant, OK | 01-01-1911 | $101,510 | BK |
| The State Bank of Wynnewood | Wynnewood, OK | 08-01-1910 | $101,336 | BK |
| CHEROKEE STRIP | Ponca City, OK | 01-01-1933 | $98,211 | CU |
| American Exchange Bank | Henryetta, OK | 01-01-1933 | $97,445 | BK |