| System Name | Type | City |
|---|---|---|
| Angelina County Sheriff | Project 25 Phase I | Lufkin |
| Clear Call Communications | LTR Standard | Lufkin |
| DFW Communications | LTR Standard | Various |
| DFW Communications (Lufkin) | LTR Standard | Lufkin |
| Entergy | Project 25 Phase II | Various |
| Oncor Energy | Project 25 Phase II | Various |
| Sam Houston Electric Cooperative | DMR Motorola Connect Plus (TRBO) | Various |
| Texas Wide Area Radio Network (TxWARN) | Project 25 Phase II | Various |
