| System Name | Type | City |
|---|---|---|
| Administrative United States Penitentiary, Thomson | Project 25 Phase I | Thomson |
| Alliant Energy | DMR Tier 3 Standard | Various |
| ComEd | Project 25 Phase I | Northern IL |
| Dairyland Power Cooperative | DMR Tier 3 Capacity Max | Various |
| STARCOM21 Statewide Illinois | Project 25 Phase II | Statewide |
