Or by the first letter of a Bank Name
| Headquarters | Date Established | Assets (1000s) | Type | |
|---|---|---|---|---|
| First Bank of Thomas | Thomas, OK | 05-28-1904 | $49,735 | BK |
| Lakeside Bank of Salina | Salina, OK | 10-09-1973 | $49,337 | BK |
| First State Bank | Noble, OK | 07-04-1902 | $47,490 | BK |
| EMPLOYEES | TULSA, OK | 01-01-1954 | $46,389 | CU |
| FIRE FIGHTERS | TULSA, OK | 01-01-1939 | $45,498 | CU |
| 1st Bank in Hominy | Hominy, OK | 04-12-1906 | $43,184 | BK |
| DOWELL | TULSA, OK | 01-01-1962 | $42,411 | CU |
| Peoples Bank and Trust Company | Ryan, OK | 03-05-1906 | $42,193 | BK |
| BISON | SHAWNEE, OK | 01-01-1951 | $41,785 | CU |
| Washita State Bank | Burns Flat, OK | 03-11-1977 | $41,744 | BK |
| SAINT FRANCIS EMPLOYEES | Tulsa, OK | 01-01-1969 | $41,565 | CU |
| CREDIT UNION ONE OF OKLAHOMA | Oklahoma City, OK | 01-01-1949 | $41,563 | CU |
| NEO | MIAMI, OK | 01-01-1956 | $38,130 | CU |
| EL RENO R.I.L. | EL RENO, OK | 01-01-1934 | $36,836 | CU |
| FRATERNAL ORDER OF POLICE | Tulsa, OK | 01-01-1941 | $36,454 | CU |