| System Name | Type | City |
|---|---|---|
| American Electric Power (AEP) P25 | Project 25 Phase II | Various |
| Deatons Communications (Mount Enterprise) | LTR Standard | Mount Enterprise |
| DFW Communications (Henderson) | LTR Standard | Henderson |
| Nalcom (Henderson) | LTR Standard | Henderson |
| Oncor Energy | Project 25 Phase II | Various |
| Texas Wide Area Radio Network (TxWARN) | Project 25 Phase II | Various |
