Banks in Atoka County, Oklahoma
3 active bank branches operated by 2 institutions, per FDIC records.
Active branches
3
Banks present
2
Deposits (2026)
$335M
Closings since 2020
0
0 openings
Largest banks by deposits in Atoka County (2026)
| Bank | Deposits | Share | Branches |
|---|---|---|---|
| Ameristate Bank | $238M | 70.9% | 2 |
| FirstBank | $97M | 29.1% | 1 |
Deposit location reflects the office to which deposits are reported and may not represent the residence of depositors.
Cities and towns
Transcribed from FDIC BankFind Suite active-location records and the annual Summary of Deposits. County assignment follows the FDIC branch record.