| American Industrial and Marine (Frederica) | LTR | Standard | Frederica | Kent | 2011-11-01 |
| American Industrial and Marine Electronics (Georgetown) | LTR | Standard | Georgetown | Sussex | 2012-01-31 |
| Artesian Water | DMR | Motorola Capacity Plus Multi Site (TRBO) | Hockessin | Statewide | 2025-07-16 |
| Bayhealth Medical Center | DMR | Motorola Capacity Plus Multi Site (TRBO) | Various | Statewide | 2025-03-27 |
| Beebe Medical Center | DMR | Motorola Capacity Plus Multi Site (TRBO) | Various | Sussex | 2020-07-19 |
| Christiana Care Health Services DMR | DMR | Motorola Capacity Plus Multi Site (TRBO) | Multiple | Multi-County [3] | 2025-07-10 |
| Delaware Park | LTR | Standard | Wilmington | New Castle | 2015-03-13 |
| Delaware Wireless Interoperability Network (DELWIN) | Project 25 | Phase I | Varies | Statewide | 2025-08-02 |
| Delmarva Two-Way Radio | LTR | Standard | Bethany Beach | Sussex | 2011-11-01 |
| Dogfish Head Craft Brewery | DMR | Motorola Capacity Plus Single Site (TRBO) | Milton | Sussex | 2021-12-02 |
| Exelon Energy P25 | Project 25 | Phase I | Regional | Multi-County [32] | 2025-06-17 |
| Firefly Music Festival (2013) | DMR | Motorola Capacity Plus Single Site (TRBO) | Dover | Kent | 2016-05-26 |
| FleetCall | NXDN | NEXEDGE 4800 | Various | Multi-County [16] | 2026-01-20 |
| Interstate Repeater System | DMR | Conventional Networked | Various | Multi-County [29] | 2026-01-16 |
| Mid-Atlantic Digital Radio Network | DMR | Motorola Connect Plus (TRBO) | Various | Multi-County [41] | 2026-01-20 |
| Milford Electric Department | DMR | Motorola Capacity Plus Single Site (TRBO) | Milford | Kent | 2015-10-18 |
| NJ-TRBO Linked Amateur Radio Network | DMR | Conventional Networked | Various | Multi-County [16] | 2025-05-06 |
| Redi-Call Communications (Belltown) | LTR | Standard | Belltown | Sussex | 2011-11-01 |
| Redi-Call Communications (Bethany Beach) | LTR | Standard | Bethany Beach | Sussex | 2011-11-01 |
| Redi-Call Communications (Millsboro) | LTR | Standard | Millsboro | Sussex | 2009-08-19 |
| State of Delaware P25 | Project 25 | Phase II | Multiple | Statewide | 2025-12-31 |
| Town of Rehoboth Beach | DMR | Motorola Capacity Plus Single Site (TRBO) | Rehoboth Beach | Sussex | 2024-08-07 |
| United States Air Force (57C) | Project 25 | Phase I | Multiple | Multi-County [21] | 2025-12-23 |
| University of Delaware | DMR | Motorola Capacity Plus Single Site (TRBO) | Newark | New Castle | 2015-03-13 |
| Winterthur Museum | DMR | Motorola Capacity Plus Single Site (TRBO) | Wilmington | New Castle | 2023-02-24 |
