| System Name | Type | City |
|---|---|---|
| ComSouth DMR - COMNET Mississippi | DMR Motorola Connect Plus (TRBO) | Multiple |
| Entergy | Project 25 Phase II | Various |
| Mississippi Wireless Information Network (MSWIN) | Project 25 Phase II | Jackson |
| United States Department of Defense (14C) | Project 25 Phase I | Various |
