Or by the first letter of a Bank Name
| Headquarters | Date Established | Assets (1000s) | Type | |
|---|---|---|---|---|
| TELHIO | Columbus, OH | 01-01-1935 | $1,367,572 | CU |
| The State Bank and Trust Company | Defiance, OH | 03-28-1902 | $1,338,566 | BK |
| The Ohio Valley Bank Company | Gallipolis, OH | 01-01-1872 | $1,337,295 | BK |
| The Merchants National Bank | Hillsboro, OH | 12-25-1879 | $1,336,528 | BK |
| Signature Bank, National Association | Toledo, OH | 04-02-2002 | $1,232,515 | BK |
| Liberty Savings Bank, F.S.B. | Wilmington, OH | 09-14-1984 | $1,224,286 | BK |
| DIRECTIONS | Toledo, OH | 01-01-1953 | $1,208,727 | CU |
| The Richwood Banking Company | Richwood, OH | 07-01-1867 | $1,181,242 | BK |
| The Commercial and Savings Bank of Millersburg, Ohio | Millersburg, OH | 01-01-1879 | $1,178,273 | BK |
| Guardian Savings Bank | West Chester, OH | 01-01-1895 | $1,129,095 | BK |
| The Croghan Colonial Bank | Fremont, OH | 07-25-1888 | $1,117,777 | BK |
| Consumers National Bank | Minerva, OH | 09-01-1965 | $1,080,815 | BK |
| The Union Bank Company | Columbus Grove, OH | 11-21-1904 | $1,068,193 | BK |
| The North Side Bank and Trust Company | Cincinnati, OH | 01-01-1892 | $1,042,359 | BK |
| The Citizens National Bank of Bluffton | Bluffton, OH | 01-13-1920 | $1,007,407 | BK |