| System Name | Type | City |
|---|---|---|
| Clear Connection LLC | DMR Conventional Networked | Springfield |
| Kettering Health Network (KHN) | DMR Motorola Capacity Plus Multi Site (TRBO) | Kettering |
| Navistar International Inc | EDACS Narrowband | Springfield |
| Ohio MARCS-IP: Multi-Agency Radio Communications | Project 25 Phase I | Statewide |
| P and R Communications CapMax | DMR Tier 3 Capacity Max | Dayton |
| Smart Link Systems | LTR Standard | Various |
| W/S Electronics | Project 25 Phase I | Springfield |
| W/S Electronics EDACS | EDACS Standard | Xenia |