| Centennial Airport Emergency Operations | Arapahoe | Public Safety | 234 |
| Mesa County and Grand Junction Police, Fire and EMS | Mesa | Public Safety | 47 |
| Boulder County Sheriff and Fire | Boulder | Public Safety | 31 |
| San Luis Valley Public Safety | Alamosa | Public Safety | 30 |
| Montezuma County Public Safety | Montezuma | Public Safety | 23 |
| Weld County Sheriff | Weld | Public Safety | 19 |
| Logan County Sheriff, Fire, and EMS, Sheriff, Sterling Police, State Patrol | Logan | Public Safety | 15 |
| South Metro Fire Rescue | Arapahoe | Public Safety | 14 |
| Delta and Northern Gunnison Counties Public Safety | Delta | Public Safety | 14 |
| Poudre Fire Authority and EMS | Larimer | Public Safety | 13 |
| Morgan County Sheriff, Police, Fire and EMS | Morgan | Public Safety | 13 |
| Chaffee County Public Safety | Chaffee | Public Safety | 9 |
| Aurora Fire | Adams | Public Safety | 9 |
| Estes Park Fire and EMS and Rocky Mountain National Park | Larimer | Public Safety | 9 |
| Adams County Fire and EMS | Adams | Public Safety | 8 |
| Colorado Springs Fire and EMS | El Paso | Public Safety | 8 |
| Grand County Public Safety | Grand | Public Safety | 6 |
| Summit and Eagle County Public Safety | Eagle | Public Safety | 6 |
| Loveland Fire Rescue Authority | Larimer | Public Safety | 6 |
| Gunnison County Public Safety | Gunnison | Public Safety | 6 |
| Clear Creek County Law Enforcement, Fire, EMS and Mountain Rescue - Digital | Clear Creek | Public Safety | 6 |
| Crowley County Sheriff, Fire and EMS | Crowley | Public Safety | 5 |
| Vail, Avon, Eagle, Edwards, Gypsum, Minturn, ECSO - Police, Fire and EMS | Eagle | Public Safety | 5 |
| West Metro Fire Rescue | Jefferson | Public Safety | 4 |
| Four Corners Area Fire and EMS | Archuleta | Public Safety | 4 |
| Colorado State Patrol - El Paso, Teller, and Pueblo Counties | El Paso | Public Safety | 4 |
| Douglas and Elbert County Fire Districts | Douglas | Public Safety | 4 |
| Weld County Fire and EMS | Weld | Public Safety | 3 |
| El Paso County Fire Dispatch | El Paso | Public Safety | 3 |
| Phillips County Law Enforcement, Fire, and EMS | Phillips | Public Safety | 3 |
| Pueblo Area – USFS/BLM, Interop Fire Tac & KPUB Airband | Pueblo | Public Safety | 3 |
| Dolores, Montezuma, and San Juan Counties Sheriff and Fire | Dolores | Public Safety | 3 |
| Baca County Public Safety | Baca | Public Safety | 3 |
| Arvada Fire and EMS | Jefferson | Public Safety | 2 |
| Mountain Area Sheriff and Fire Departments | Jefferson | Public Safety | 2 |
| Golden Fire Department – Fire / EMS | Jefferson | Public Safety | 2 |
| Conejos County EMS | Conejos | Public Safety | 2 |
| Jeffcom, Jeffco Mtn Fire Depts, Foothills, Evergreen, Elk Creek, Indian Hills, Inter Canyon | Jefferson | Public Safety | 2 |
| El Paso, Lincoln, Elbert, Douglas, Teller, Pueblo, and Statewide Public Safety | El Paso | Public Safety | 2 |
| Boulder City Fire | Boulder | Public Safety | 2 |
| El Paso County Sheriff's Office EPSO-3 | El Paso | Public Safety | 2 |
| El Paso County Sheriff's Office EPSO-1 | El Paso | Public Safety | 2 |
| Estes Valley Fire | Larimer | Public Safety | 2 |
| Colorado State Patrol Troop 3C (Larimer) and Troop 3A (Weld) Dispatch | Larimer | Public Safety | 2 |
| Rio Grande Public Safety | Rio Grande | Public Safety | 2 |
| Front Range - CDOT Safety Patrol and Traffic Management Teams | Adams | Public Safety | 2 |
| Larimer County Emergency Services - Fire/EMS/SAR | Larimer | Public Safety | 1 |
| K5NWZ Allstar Node 28753 | Larimer | Amateur Radio | 1 |
| K1DBC 68834 AllStarLink | Arapahoe | Amateur Radio | 1 |
| Park County Law Enforcement | Park | Public Safety | 1 |
| Douglas County Fire Department 800Mhz | Arapahoe | Public Safety | 1 |
| Pueblo County Public Safety | Pueblo | Public Safety | 1 |
| Boulder County Fire Tac | Boulder | Public Safety | 1 |
| Monte Vista Fire Protection District | Rio Grande | Public Safety | 1 |
| Stratton Fire | Kit Carson | Public Safety | 1 |
| Monte Vista Ambulance | Rio Grande | Public Safety | 1 |
| Del Norte Ambulance | Rio Grande | Public Safety | 1 |
| North Central Colorado Counties Search and Rescue | Adams | Public Safety | 1 |
| UPRR Moffat Tunnel Sub - Granby CO | Grand | Rail | 1 |
| Costilla County Ambulance District | Costilla | Public Safety | 1 |
| Conejos County Fire Dispatch - South | Conejos | Public Safety | 1 |
| NOAA Weather Radio Denver (KEC76) | Denver | Other | 1 |
| West Douglas Fire Protection District (Sedalia) | Douglas | Public Safety | 1 |
| Colorado State Patrol - Eagle County (4c) | Eagle | Public Safety | 1 |
| Castle Rock Repeater Club - 146.670 | Douglas | Amateur Radio | 0 |
| BNSF-UP Joint Line Colorado | Douglas | Rail | 0 |
| Colorado Connection Denver (145.310MHz) Repeater | Denver | Amateur Radio | 0 |
| Denver Radio Club - 147.330 | Denver | Amateur Radio | 0 |
| Elbert County Fire Agencies | Elbert | Public Safety | 0 |
| 447.675 repeater with ASL Node 63883 | Prowers | Amateur Radio | 0 |
| Parker Radio Association Allstar node 410460 | Arapahoe | Amateur Radio | 0 |
| Denver Radio Club - 145.490 | Denver | Amateur Radio | 0 |
| Sable, Bennett, Strasburg, Byers and Deer Trail Fire Agencies | Arapahoe | Public Safety | 0 |
| NOAA Weather Radio Montrose (KXI90) | Montrose | Other | 0 |
| Montrose Regional Airport | Montrose | Aviation | 0 |
| Montezuma County Fire and EMS | Montezuma | Public Safety | 0 |
| Rocky Mountain Radio League Repeaters | Denver | Amateur Radio | 0 |
| NOAA Weather Radio Durango (KWN54) | Archuleta | Other | 0 |
| El Paso County Fire and EMS | El Paso | Public Safety | 0 |
| Rocky Mountain Rescue Group | Boulder | Public Safety | 0 |
| Colorado Connection Statewide ARS | Denver | Amateur Radio | 0 |
| Manitou Springs Fire 1 | El Paso | Public Safety | 0 |
| Colorado Springs Fire Dispatch | El Paso | Public Safety | 0 |
| BNSF Front Range Sub: Fort Collins South Area | Larimer | Rail | 0 |
| Amateur Radio Repeater KC0CVU 147.345 MHz | El Paso | Amateur Radio | 0 |
| Crystal Park Fire Department | El Paso | Public Safety | 0 |
| V7ARC Repeater System | El Paso | Amateur Radio | 0 |
| Farmington Area NOAA Weather Radio WXJ37 | La Plata | Public Safety | 0 |