| System Name | Type | City |
|---|---|---|
| American Electric Power (AEP) P25 | Project 25 Phase II | Various |
| Chickasaw Personal Communications | DMR Tier 3 Standard | Oklahoma |
| Chickasaw Personal Communications (Tier 3) | DMR Tier 3 Standard | |
| Oklahoma Gas and Electric | EDACS Networked Standard | Various |
| Oklahoma Gas and Electric Power Plants | DMR Motorola Connect Plus (TRBO) | Oklahoma City |
