Or by the first letter of a Bank Name
| Headquarters | Date Established | Assets (1000s) | Type | |
|---|---|---|---|---|
| The Peoples National Bank of Checotah | Checotah, OK | 01-01-1911 | $161,085 | BK |
| RED RIVER | Altus, OK | 01-01-1957 | $150,012 | CU |
| The First State Bank | Boise City, OK | 08-06-1915 | $147,980 | BK |
| Security Bank and Trust Company | Miami, OK | 12-01-1922 | $147,627 | BK |
| SNB Bank, National Association | Shattuck, OK | 08-01-1909 | $147,048 | BK |
| The Exchange Bank | Skiatook, OK | 06-01-1930 | $144,790 | BK |
| Oklahoma Capital Bank | Tulsa, OK | 08-10-1963 | $144,288 | BK |
| FIRST FAMILY | Henryetta, OK | 01-01-1956 | $141,640 | CU |
| GREEN COUNTRY | Sand Springs, OK | 01-01-1970 | $137,777 | CU |
| ACB Bank | Cherokee, OK | 01-29-1908 | $137,577 | BK |
| Security First National Bank of Hugo | Hugo, OK | 01-07-1930 | $136,374 | BK |
| The First Bank of Okarche | Okarche, OK | 10-28-1892 | $135,425 | BK |
| First State Bank | Anadarko, OK | 02-05-1909 | $132,368 | BK |
| Community Bank | Alva, OK | 07-16-1984 | $128,663 | BK |
| Community National Bank of Okarche | Okarche, OK | 05-18-1984 | $128,414 | BK |