Or by the first letter of a Bank Name
| Headquarters | Date Established | Assets (1000s) | Type | |
|---|---|---|---|---|
| Panhandle First Bank | Guymon, OK | 10-12-1976 | $568,688 | BK |
| First Pryority Bank | Pryor, OK | 01-01-1900 | $558,094 | BK |
| Chickasaw Community Bank | Oklahoma City, OK | 01-01-1903 | $557,057 | BK |
| Vast Bank, National Association | Tulsa, OK | 02-16-1982 | $540,408 | BK |
| Shamrock Bank, N.A. | Coalgate, OK | 01-01-1924 | $501,461 | BK |
| The Bank, National Association | Mcalester, OK | 05-17-1927 | $488,053 | BK |
| FNB Community Bank | Midwest City, OK | 06-01-1943 | $480,189 | BK |
| FSNB, National Association | Lawton, OK | 07-01-1946 | $478,276 | BK |
| Ameristate Bank | Atoka, OK | 08-06-1906 | $477,720 | BK |
| Bank of Western Oklahoma | Elk City, OK | 04-01-1908 | $469,696 | BK |
| Local Bank | Hulbert, OK | 12-01-1908 | $463,077 | BK |
| Watermark Bank | Oklahoma City, OK | 01-22-2019 | $450,535 | BK |
| Welch State Bank of Welch, Okla. | Welch, OK | 10-01-1923 | $449,812 | BK |
| The City National Bank and Trust Company of Lawton, Oklahoma | Lawton, OK | 03-23-1901 | $446,240 | BK |
| The Citizens Bank of Edmond | Edmond, OK | 01-01-1912 | $432,358 | BK |