Branch Network
Armstrong Bank Locations & Branches Muskogee, Oklahoma
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Armstrong Bank operates 29 branches from its headquarters in Muskogee, OK, .
Armstrong Bank branch network
Its 29 branches span 2 states and 23 cities. The most are in OKLAHOMA (25) and ARKANSAS (4). OKLAHOMA holds 90.1% of its branch deposits. Norman, OK has the most of its branches, 3. Its largest office by deposits is the West Main Branch office in Norman, OK, with $362.3M (14.0% of its branch deposits). It had the same number of branches on June 30, 2025.
Armstrong Bank at a glance
Its CET1 capital ratio was 13.89% at Q2 2026, comfortably above the 7% level required once the capital conservation buffer is included.
- Total assets, Q2 2026
- $2.84B
- CET1 ratio, Q2 2026
- 13.89%
- Deposit insurance
- FDIC
- Regulator
- Federal Reserve
- Established
- 1910
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Deposit market share
Share of all FDIC-insured deposits held in each area, from the June 30, 2026 Summary of Deposits. Rank 1 is the largest holder. Shares are by bank charter, not by holding company.
| Area | Rank | Deposit share | Deposits |
|---|---|---|---|
| City: Muskogee, OK (2 branches) | 2 of 7 | 23.7% | $321.9M |
| State: OK (25 branches) | 10 of 192 | 1.6% | $2.33B |
Ranked by total assets among banks headquartered in the state: Largest banks in Oklahoma.
Share by county and metro area
Armstrong Bank's share of FDIC-insured deposits in the counties and metro areas where it has branches, from the June 30, 2026 Summary of Deposits. Up to the ten largest of each are shown, by the bank's deposits. Rank 1 is the largest holder. Banks only: credit unions are not in the Summary of Deposits.
Counties
| County | Rank | Deposit share | Deposits | County total |
|---|---|---|---|---|
| Cleveland, OK (5 branches) | 3 of 28 | 10.4% | $641.8M | $6.19B |
| Muskogee, OK (4 branches) | 1 of 8 | 28.0% | $438.1M | $1.56B |
| Sequoyah, OK (4 branches) | 1 of 5 | 41.8% | $354.8M | $849.0M |
| Cherokee, OK (2 branches) | 2 of 6 | 26.5% | $258.2M | $974.5M |
| Tulsa, OK (3 branches) | 30 of 51 | 0.5% | $182.1M | $34.44B |
| Sebastian, AR (2 branches) | 7 of 16 | 3.9% | $156.8M | $3.97B |
| Wagoner, OK (1 branch) | 2 of 8 | 18.9% | $118.4M | $627.8M |
| Adair, OK (1 branch) | 2 of 3 | 34.5% | $98.4M | $285.2M |
| Washington, AR (1 branch) | 14 of 34 | 1.0% | $91.2M | $9.09B |
| Pawnee, OK (1 branch) | 2 of 4 | 28.7% | $75.3M | $261.9M |
Metro areas
| Metro area | Rank | Deposit share | Deposits | Metro total |
|---|---|---|---|---|
| Oklahoma City, OK (6 branches) | 15 of 71 | 1.1% | $645.7M | $60.81B |
| Fort Smith, AR-OK (6 branches) | 4 of 22 | 8.0% | $511.6M | $6.36B |
| Muskogee, OK (4 branches) | 1 of 8 | 28.0% | $438.1M | $1.56B |
| Tulsa, OK (6 branches) | 22 of 58 | 1.1% | $421.3M | $39.04B |
| Tahlequah, OK (2 branches) | 2 of 6 | 26.5% | $258.2M | $974.5M |
| Fayetteville-Springdale-Rogers, AR (2 branches) | 26 of 42 | 0.5% | $98.9M | $20.22B |
| Bartlesville, OK (1 branch) | 5 of 10 | 4.7% | $48.8M | $1.03B |
| Branch | Location | ZIP | Deposits |
|---|---|---|---|
| West Main Branch | Norman, OK | 73069 | $362.3M |
| Armstrong Bank (main office) | Muskogee, OK | 74401 | $296.8M |
| Tahlequah Branch | Tahlequah, OK | 74464 | $216.6M |
| Republic Bank & Trust Branch | Norman, OK | 73072 | $135.8M |
| Wagoner Location Branch | Wagoner, OK | 74467 | $118.4M |
| Phoenix Branch | Fort Smith, AR | 72903 | $111.6M |
| Stilwell Branch | Stilwell, OK | 74960 | $98.4M |
| Sallisaw Office Branch | Sallisaw, OK | 74955 | $95.5M |
| Muldrow Branch | Muldrow, OK | 74948 | $93.1M |
| North Main Branch | Gore, OK | 74435 | $92.8M |
| Springdale Branch | Springdale, AR | 72762 | $91.2M |
| Warner Branch | Warner, OK | 74469 | $81.9M |
| Pawnee Branch | Pawnee, OK | 74058 | $75.3M |
| Vian Branch | Vian, OK | 74962 | $73.3M |
| Checotah Branch | Checotah, OK | 74426 | $68.4M |
| Tulsa - 41st Place Branch | Tulsa, OK | 74105 | $68.1M |
| Owasso Branch | Owasso, OK | 74055 | $67.7M |
| S. Western Branch | Oklahoma City, OK | 73170 | $57.2M |
| Bartlesville Branch | Bartlesville, OK | 74006 | $48.8M |
| Bixby Branch | Bixby, OK | 74008 | $46.2M |
| Norman Branch | Norman, OK | 73071 | $45.8M |
| 1700 South Lynn Riggs Branch | Claremore, OK | 74017 | $45.5M |
| Armstrong Bank Branch | Fort Smith, AR | 72903 | $45.2M |
| Downing Tahlequah East Branch | Tahlequah, OK | 74464 | $41.5M |
| Noble Oklahoma Branch | Noble, OK | 73068 | $40.8M |
| Fort Gibson Branch | Fort Gibson, OK | 74434 | $34.3M |
| Chandler Branch | Muskogee, OK | 74403 | $25.1M |
| Rogers Branch | Rogers, AR | 72758 | $7.7M |
| Armstrong Bank (Branch) | Oklahoma City, OK | 73102 | $3.9M |
Source: FDIC Summary of Deposits, June 30, 2026. How the survey works.
Regulator records: FDIC BankFind (cert 2315) · FFIEC NIC profile (RSSD 470452)