Bank Ameristate Bank
Ameristate Bank is a federally insured bank based in Atoka, Oklahoma.
- Type
- Bank
- Charter
- State-chartered commercial bank, Federal Reserve member
- Primary regulator
- FED
- Established
- August 6, 1906
- Headquarters
- Atoka, OK
- FDIC certificate #
- 15510
- Fed RSSD ID
- 508355
- Holding company
- Atoka State Bcorp Inc
- Website
- www.ameristatebank.com
Source: U.S. FDIC BankFind & NCUA 5300 Call Report (public data). Data sources · Data as of Q1 2026
Branches by state
Ameristate Bank operates 7 branch locations across 2 states. Select a state to drill down to its towns and individual branches.
Ownership
Ameristate Bank is owned by Atoka State Bcorp Inc. See the full ownership & merger history.
Ameristate Bank financial summary
Other banks in Oklahoma
Federally insured banks headquartered in Oklahoma, by total assets.
- BOKF, National Association $53.49B
- MidFirst Bank $42.11B
- First United Bank and Trust Company $16.4B
- BancFirst $12.8B
- Stride Bank, National Association $5.64B
- InterBank $5.48B
- RCB Bank $4.07B
- First Fidelity Bank $2.93B
Similar-size banks
Institutions close to Ameristate Bank’s $462.2M in assets.
- Oak Bank $462.1M
- Sterling State Bank $462.3M
- The Hometown Savings Bank $461.9M
- Gold Coast Bank $463.1M
- High Plains Bank $460.5M
- Citizens National Bank of Cheboygan $463.9M