| Torrington Police and Fire | Litchfield | Public Safety | 42 |
| Connecticut State Police | Fairfield | Public Safety | 24 |
| Litchfield County Fire and EMS Dispatch | Litchfield | Public Safety | 22 |
| Southern Rhode Island and Southeastern Connecticut Fire and EMS | New London | Public Safety | 21 |
| Southington Police and Fire | Hartford | Public Safety | 20 |
| Waterbury Police and Fire | New Haven | Public Safety | 19 |
| QVEC Fire and EMS | Windham | Public Safety | 15 |
| Norwich Police, Norwich Fire, Montville PD, CSP Troop E | New London | Public Safety | 13 |
| Hartford Police, Fire and EMS | Hartford | Public Safety | 12 |
| Wallingford Fire | New Haven | Public Safety | 12 |
| Berlin Fire Dispatch | Hartford | Public Safety | 11 |
| Windsor Locks Police, Fire and EMS | Hartford | Public Safety | 11 |
| Groton Fire | New London | Public Safety | 11 |
| Newington Police, Fire and EMS | Hartford | Public Safety | 10 |
| Litchfield County Fire and EMS Departments - Southern | Litchfield | Public Safety | 10 |
| Branford Fire Department | New Haven | Public Safety | 10 |
| Danbury Fire HQ | Fairfield | Public Safety | 9 |
| Enfield Police, Fire and EMS, Connecticut State Police Troop H | Hartford | Public Safety | 9 |
| Willimantic and Area Fire/Police | Windham | Public Safety | 9 |
| Plainfield Police, Fire and EMS | Windham | Public Safety | 9 |
| Bristol Fire and EMS Dispatch | Hartford | Public Safety | 8 |
| Tolland County Public Safety / CSP | Hartford | Public Safety | 8 |
| Waterford Police, Fire, and EMS | New London | Public Safety | 8 |
| New London City Police, Fire and EMS Dispatch | New London | Public Safety | 8 |
| Norwich Fire | New London | Public Safety | 8 |
| Berlin Police | Hartford | Public Safety | 7 |
| Lower Naugatuck Valley Fire and EMS | Fairfield | Public Safety | 6 |
| South Central Region Area Fire and EMS | Fairfield | Public Safety | 6 |
| Hartford Fire Department | Hartford | Public Safety | 6 |
| North Central CT Police, Fire and EMS | Hartford | Public Safety | 6 |
| New Haven Fire Dispatch | New Haven | Public Safety | 6 |
| New Haven Fire Firegrounds | New Haven | Public Safety | 6 |
| New London, Waterford, East Lyme, Groton Fire Alarm | New London | Public Safety | 6 |
| Stratford Fire and EMS - Analog | Fairfield | Public Safety | 5 |
| Wethersfield Fire | Hartford | Public Safety | 5 |
| West Hartford Police, Fire and EMS | Hartford | Public Safety | 5 |
| Ansonia and Derby, Police, Fire and EMS | New Haven | Public Safety | 5 |
| CT State Police, QVEC, Middlesex County Fire/EMS, Valley Shore Fire/EMS | Statewide | Public Safety | 5 |
| W1EE 447.1250 MHz Stamford DMR Repeater | Fairfield | Amateur Radio | 4 |
| Suffield Police, Fire and EMS | Hartford | Public Safety | 4 |
| Ansonia, Derby, Seymour and Shelton Police | New Haven | Public Safety | 4 |
| Groton, Ledyard, Stonington Police, CSP Troop E | New London | Public Safety | 4 |
| LIFE STAR Air Medical Service | Statewide | Public Safety | 4 |
| Stamford Fire and EMS - Digital | Fairfield | Public Safety | 3 |
| Ridgefield Fire | Fairfield | Public Safety | 3 |
| Bethel Fire and EMS | Fairfield | Public Safety | 3 |
| Farmington Police, Fire and EMS | Hartford | Public Safety | 3 |
| New Britain Fire and EMS | Hartford | Public Safety | 3 |
| Plymouth EMS and Plymouth/Terryville Fire | Litchfield | Public Safety | 3 |
| Cromwell Police | Middlesex | Public Safety | 3 |
| Middlesex County Fire and EMS - Lower | Middlesex | Public Safety | 3 |
| Bridgeport Fire | Fairfield | Public Safety | 2 |
| East Hartford Police | Hartford | Public Safety | 2 |
| Hartford, Tolland and Middlesex Counties Fire | Hartford | Public Safety | 2 |
| Simsbury Fire Dispatch | Hartford | Public Safety | 2 |
| Rocky Hill Fire | Hartford | Public Safety | 2 |
| Connecticut State Police and Bristol Fire and EMS | Litchfield | Public Safety | 2 |
| Winchester/Winsted Fire Response | Litchfield | Public Safety | 2 |
| Watertown Fire and EMS | Litchfield | Public Safety | 2 |
| Middlesex County Fire and EMS - Northern | Middlesex | Public Safety | 2 |
| Middlesex County Public Safety (CLMRN System) | Middlesex | Public Safety | 2 |
| Guilford Fire and Police | New Haven | Public Safety | 2 |
| Middlebury Fire and EMS | New Haven | Public Safety | 2 |
| Old Lyme Fire and EMS | New London | Public Safety | 2 |
| Colchester Fire and EMS | New London | Public Safety | 2 |
| Montville Fire and EMS | New London | Public Safety | 2 |
| North Stonington Fire and EMS | New London | Public Safety | 2 |
| Waterford Fire | New London | Public Safety | 2 |
| Tolland County Fire Departments | Tolland | Public Safety | 2 |
| South Central Region Area Police | Fairfield | Public Safety | 1 |
| Darien Fire Dispatch | Fairfield | Public Safety | 1 |
| Wilton Fire Dispatch - Analog | Fairfield | Public Safety | 1 |
| Stevenson Fire | Fairfield | Public Safety | 1 |
| Connecticut State Public Safety (Troop G, I and DEEP) | Fairfield | Public Safety | 1 |
| Shelton Fire | Fairfield | Public Safety | 1 |
| Newtown Fire | Fairfield | Public Safety | 1 |
| Litchfield / Fairfield County Fire/EMS | Fairfield | Public Safety | 1 |
| South Windsor Fire and EMS | Hartford | Public Safety | 1 |
| Plainville Fire | Hartford | Public Safety | 1 |
| Granby and Windsor Public Safety | Hartford | Public Safety | 1 |
| Windsor Volunteer Fire | Hartford | Public Safety | 1 |
| Windsor Locks Fire | Hartford | Public Safety | 1 |
| Simsbury Police (P25) & Ambulance | Hartford | Public Safety | 1 |
| Blue Hills Fire | Hartford | Public Safety | 1 |
| Woodbury Fire Dispatch | Litchfield | Public Safety | 1 |
| Litchfield County Fire and EMS Command 3 | Litchfield | Public Safety | 1 |
| Thomaston Ambulance | Litchfield | Public Safety | 1 |
| New Milford Community Ambulance | Litchfield | Public Safety | 1 |
| Middlesex County Fire and EMS - Central | Middlesex | Public Safety | 1 |
| Clinton Police | Middlesex | Public Safety | 1 |
| Clinton Vol Fire Dispatch | Middlesex | Public Safety | 1 |
| Westfield (Middletown) Fire | Middlesex | Public Safety | 1 |
| Southbury Fire Dispatch | New Haven | Public Safety | 1 |
| Wolcott Fire | New Haven | Public Safety | 1 |
| Madison Fire and EMS | New Haven | Public Safety | 1 |
| Milford Fire Department | New Haven | Public Safety | 1 |
| Ledyard Police and Fire | New London | Public Safety | 1 |
| Putnam Police | Windham | Public Safety | 1 |
| Westport Fire | Fairfield | Public Safety | 0 |
| Stamford Fire - Analog | Fairfield | Public Safety | 0 |