| Uninum | Name | Address 1 | Address 2 | City | County | Established | Accquired | | 11696 | Plains State Bank | 19404 Kenswick Dr | Houston-The Woodlands-Sugar Land, TX 77338 | Humble | Harris | 04/06/1957 | |
| 481029 | PLAINS BRANCH | 9th Street | 79355 | Plains | Yoakum | 09/08/2008 | 12/31/1999 |
| 507055 | HOUSTON BRANCH | 3355 W Alabama St | Houston-The Woodlands-Sugar Land, TX 77098 | Houston | Harris | 04/02/2010 | 12/31/1999 |
| 508320 | PLAINS STATE BANK BRANCH | 3902 Fm 1960 Rd W | Houston-The Woodlands-Sugar Land, TX 77068 | Houston | Harris | 05/03/2010 | 12/31/1999 |
| 597080 | SAN ANTONIO LPO | 8000 Ih West, Suite 1507 | San Antonio-New Braunfels, TX 78230 | San Antonio | Bexar | 05/08/2018 | 12/31/1999 |
| 597081 | CONROE BRANCH | 303 Longmire Rd | Houston-The Woodlands-Sugar Land, TX 77304 | Conroe | Montgomery | 05/08/2018 | 12/31/1999 |
| 627231 | PLAINS STATE BANK - SUGARLAND BRANCH | 13885 Southwest Fwy | Houston-The Woodlands-Sugar Land, TX 77478 | Sugar Land | Fort Bend | 08/17/2020 | 12/31/1999 |
| 640791 | CONROE BRANCH | 5452 Highway 105 W Ste 100 | Houston-The Woodlands-Sugar Land, TX 77304 | Conroe | Montgomery | 10/12/2021 | 12/31/1999 |
