| System Name | Type | City |
|---|---|---|
| Alliant Energy | DMR Tier 3 Standard | Various |
| Corn Belt Power Cooperative | DMR Motorola Connect Plus (TRBO) | Multiple |
| Iowa Statewide Interoperable Communications System (ISICS) | Project 25 Phase II | Statewide |
| Mid American Energy | MPT-1327 Standard | Various |
