| Texarkana Police and Bowie and Miller County Sheriff | Bowie | Public Safety | 52 |
| Houston Police Department - All Districts | Harris | Public Safety | 42 |
| Amarillo Police and Fire | Potter | Public Safety | 39 |
| Jefferson County Public Safety | Jefferson | Public Safety | 39 |
| Orange County Public Safety | Orange | Public Safety | 28 |
| Lamar County Public Safety Dispatch | Lamar | Public Safety | 27 |
| Galveston and La Marque Public Safety | Galveston | Public Safety | 25 |
| Harris County Law Enforcement - North | Harris | Public Safety | 23 |
| Smith County Sheriff, Tyler Police, and Tyler Fire | Smith | Public Safety | 23 |
| Wharton County Public Safety | Wharton | Public Safety | 23 |
| Nolan County Public Safety | Nolan | Public Safety | 20 |
| Guadalupe County Public Safety | Guadalupe | Public Safety | 18 |
| Houston County Fire/Law Dispatch, City of Crockett Law Dispatch | Houston | Public Safety | 18 |
| The Colony Police, Fire and EMS | Denton | Public Safety | 17 |
| Dallas City Police - All Divisions Dispatch | Dallas | Public Safety | 16 |
| Bastrop County Law Enforcement / Fire / EMS | Bastrop | Public Safety | 16 |
| Lubbock City-County Public Safety | Lubbock | Public Safety | 15 |
| Jim Wells County Public Safety | Jim Wells | Public Safety | 15 |
| Caldwell County Sheriff, Lockhart and Luling Police | Caldwell | Public Safety | 15 |
| Hardin County Public Safety | Hardin | Public Safety | 13 |
| Deaf Smith County Sheriff, Hereford Police and Fire | Deaf Smith | Public Safety | 13 |
| DeWitt County Sheriff and Fire, Cuero Police and EMS | DeWitt | Public Safety | 12 |
| Nacogdoches Public Safety | Nacogdoches | Public Safety | 12 |
| Kendall County Public Safety | Kendall | Public Safety | 11 |
| Brazos County Area Fire and EMS | Brazos | Public Safety | 10 |
| Medina County Public Safety | Medina | Public Safety | 10 |
| Brown County Public Safety | Brown | Public Safety | 10 |
| Killeen Police and Fire | Bell | Public Safety | 10 |
| San Antonio Fire Dept Automated Dispatch | Bexar | Public Safety | 9 |
| Matagorda County Public Safety | Matagorda | Public Safety | 9 |
| Union and North Dallam Counties Public Safety | Dallam | Public Safety | 9 |
| Rusk County Public Safety | Rusk | Public Safety | 9 |
| Gainesville / Cooke County Public Safety | Cooke | Public Safety | 8 |
| North Harris, Montgomery, Waller and Walker Counties Fire and EMS | Harris | Public Safety | 8 |
| Collin County Sheriff, Plano, Allen, Murphy, Colony, Frisco, and Prosper Police | Collin | Public Safety | 8 |
| Rockwall City Police, Fire, and EMS | Rockwall | Public Safety | 8 |
| Wichita Falls Area Law Enforcement | Archer | Public Safety | 7 |
| Wylie Police and Fire | Collin | Public Safety | 7 |
| Uvalde County Law Enforcement (GATRRS) | Uvalde | Public Safety | 7 |
| Bosque and Surrounding Counties Public Safety | Bosque | Public Safety | 6 |
| Bexar County Fire and EMS | Bexar | Public Safety | 6 |
| Zapata County Sheriff Dispatch | Zapata | Public Safety | 6 |
| Houston Police Department and Harris County Constables | Harris | Public Safety | 6 |
| Travis County Law Enforcement | Travis | Public Safety | 6 |
| Fort Bend County Law Enforcement | Fort Bend | Public Safety | 6 |
| Walker County Public Safety | Walker | Public Safety | 6 |
| Collin County Public Safety | Collin | Public Safety | 6 |
| Fort Worth Fire Department | Tarrant | Public Safety | 6 |
| Washington County Public Safety | Washington | Public Safety | 6 |
| Lake Livingston Area Wide Public Safety | Polk | Public Safety | 5 |
| Comal County Fire/EMS Dispatch | Comal | Public Safety | 5 |
| Smith County Emergency Communications | Smith | Public Safety | 5 |
| NOAA Weather Radio Lubbock (WXK79) | Cochran | Other | 5 |
| Three Rivers Fire Dispatch | Live Oak | Public Safety | 5 |
| Harrison County SO / Marshall Police | Harrison | Public Safety | 5 |
| Taylor County Fire and EMS Departments | Taylor | Public Safety | 5 |
| Cy-Fair Fire and EMS | Harris | Public Safety | 5 |
| Hays County Fire and EMS - North | Hays | Public Safety | 5 |
| Houston Fire - Digital | Harris | Public Safety | 5 |
| Fannin County Fire Dispatch | Fannin | Public Safety | 4 |
| Webster Area Public Safety | Harris | Public Safety | 4 |
| Waller County Fire and EMS | Waller | Public Safety | 4 |
| NOAA Weather Radio Fort Worth (KEC55) | Tarrant | Other | 4 |
| Red River County Fire | Red River | Public Safety | 4 |
| Ennis Police and Fire, Ellis County Sheriff | Ellis | Public Safety | 4 |
| NOAA Weather Radio Tyler (WXK36) | Anderson | Other | 4 |
| South Houston Fire | Harris | Public Safety | 4 |
| Hidalgo County Public Safety | Hidalgo | Public Safety | 4 |
| Ponderosa Fire | Harris | Public Safety | 4 |
| McKinney Fire and EMS | Collin | Public Safety | 4 |
| New Braunfels Fire Department | Comal | Public Safety | 4 |
| Plano Fire | Collin | Public Safety | 4 |
| Calhoun County EMS Dispatch | Calhoun | Public Safety | 4 |
| San Saba Volunteer Fire | San Saba | Public Safety | 4 |
| Prosper Fire and EMS | Collin | Public Safety | 3 |
| Flower Mound Fire Department Dispatch | Denton | Public Safety | 3 |
| N Galveston, E Brazoria Co Fire/EMS | Galveston | Public Safety | 3 |
| Nocona Fire and Police Dispatch | Montague | Public Safety | 3 |
| Burleson County Sheriff, Fire and EMS | Burleson | Public Safety | 3 |
| La Salle County Public Safety | La Salle | Public Safety | 3 |
| Wise County Fire/EMS | Wise | Public Safety | 3 |
| TX DPS Laredo Sector Dispatch and Mobile | Webb | Public Safety | 3 |
| Port Neches Fire | Jefferson | Public Safety | 3 |
| Seabrook Public Safety | Harris | Public Safety | 3 |
| Johnson/Tarrant County Fire | Johnson | Public Safety | 3 |
| Harris County Sheriff's Department Dispatch | Harris | Public Safety | 3 |
| Dallas City Fire and Rescue Dispatch | Dallas | Public Safety | 3 |
| Hood County Public Safety | Hood | Public Safety | 3 |
| Ellington Airport (KEFD), Houston Approach/Departure (KHOU) | Harris | Aviation | 3 |
| Central Panhandle Counties Public Safety | Armstrong | Public Safety | 3 |
| NOAA Weather Radio Abilene, TX (WXK29) | Callahan | Other | 3 |
| Texas-DFW Linked Systems | Tarrant | Amateur Radio | 3 |
| Stafford, Missouri City and Meadows Place Police and Fire | Fort Bend | Public Safety | 3 |
| NOAA Weather Radio Amarillo (WXK38) | Armstrong | Other | 3 |
| Friendswood Fire/EMS | Galveston | Public Safety | 2 |
| NOAA Weather Radio Palestine (KWN34) | Anderson | Other | 2 |
| Ingleside on the Bay Fire | Nueces | Public Safety | 2 |
| Caldwell County Fire/EMS Dispatch | Caldwell | Public Safety | 2 |
| Hemphill Volunteer Fire | Hemphill | Public Safety | 2 |
| La Grange Fire | Fayette | Public Safety | 2 |