| System Name | Type | City |
|---|---|---|
| A-Beep Chicago-area LTR | LTR Standard | Chicago |
| A-Beep LLC - VHF (Kendall Co) | LTR Standard | Seward Township |
| ComEd | Project 25 Phase I | Northern IL |
| Comlink Wireless (NXDN-61) | NXDN NEXEDGE 4800 | Various |
| Diga-Talk | NXDN NEXEDGE 4800 | Various |
| STARCOM21 Statewide Illinois | Project 25 Phase II | Statewide |
| Ventronics (Metro Chicago) | LTR Standard | Metro Chicago |
