| Uninum | Name | Address 1 | Address 2 | City | County | Established | Accquired |
|---|---|---|---|---|---|---|---|
| 2620 | The First Security Bank | 15 South Douglas Avenue | 73932 | Beaver | Beaver | 01/16/1916 | |
| 654184 | THE FIRST SECURITY BANK BEAUMONT BRANCH | 8350 Phelan Blvd | Beaumont-Port Arthur, TX 77706 | Beaumont | Jefferson | 04/03/2023 | 12/31/1999 |
| 671244 | SOUR LAKE BRANCH | 175 Highway 105 East | Beaumont-Port Arthur, TX 77659 | Sour Lake | Hardin | 12/02/2024 | 12/31/1999 |
