Or by the first letter of a Bank Name
| Headquarters | Date Established | Assets (1000s) | Type | |
|---|---|---|---|---|
| Prism Bank | Guthrie, OK | 01-01-1909 | $518,556 | BK |
| First Pryority Bank | Pryor, OK | 01-01-1900 | $498,549 | BK |
| Shamrock Bank, N.A. | Coalgate, OK | 01-01-1924 | $481,112 | BK |
| FNB Community Bank | Midwest City, OK | 06-01-1943 | $474,129 | BK |
| FSNB, National Association | Lawton, OK | 07-01-1946 | $472,580 | BK |
| The Bank, National Association | Mcalester, OK | 05-17-1927 | $452,325 | BK |
| Chickasaw Community Bank | Oklahoma City, OK | 01-01-1903 | $450,437 | BK |
| The City National Bank and Trust Company of Lawton, Oklahoma | Lawton, OK | 03-23-1901 | $448,474 | BK |
| Ameristate Bank | Atoka, OK | 08-06-1906 | $446,784 | BK |
| Bank of Western Oklahoma | Elk City, OK | 04-01-1908 | $432,331 | BK |
| Local Bank | Hulbert, OK | 12-01-1908 | $421,237 | BK |
| Welch State Bank of Welch, Okla. | Welch, OK | 10-01-1923 | $419,597 | BK |
| The Citizens Bank of Edmond | Edmond, OK | 01-01-1912 | $416,871 | BK |
| Exchange Bank and Trust Company | Perry, OK | 02-20-1896 | $411,583 | BK |
| The Security National Bank of Enid | Enid, OK | 01-01-1907 | $390,398 | BK |