| System Name | Type | City |
|---|---|---|
| Connecticut Land Mobile Radio Network (CLMRN) | Project 25 Phase II | Statewide |
| CT Amateur Radio Emergency Services (ARES) | DMR Conventional Networked | Statewide |
| Eversource | DMR Tier 3 Standard | Statewide |
| Frito Lay | NXDN NEXEDGE 9600 | Dayville |