| Frequency | Licensee | FleetID | Fleet User | City | State | Sys_Type | Notes | Additional Notes |
| 856.15 | Cameron County, TX | 16528 | Harlingen FD Disp. | Countywide | TX | II | ** | ** |
| 857.15 | Cameron County, TX | 16560 | Harlingen FD Fireground 1 | Countywide | TX | II | ** | ** |
| 858.15 | Cameron County, TX | 16592 | Harlingen FD Fireground 2 | Countywide | TX | II | ** | ** |
| 859.15 | Cameron County, TX | 16624 | Harlingen FD Fireground 3 | Countywide | TX | II | ** | ** |
| 860.15 | Cameron County, TX | 16656 | Harlingen FD Fireground 4 | Countywide | TX | II | ** | ** |
| 861.15 | Cameron County, TX | 16688 | Harlingen FD Fire Command | Countywide | TX | II | ** | ** |
| 862.15 | Cameron County, TX | 16720 | Harlingen FD Inspectors | Countywide | TX | II | ** | ** |
| 863.15 | Cameron County, TX | 19248 | Harlingen FD Fire | Countywide | TX | II | ** | ** |
| 864.15 | Cameron County, TX | 32592 | La Feria Fire | Countywide | TX | II | ** | ** |
| 865.15 | Cameron County, TX | 23056 | Rio Hondo Fire | Countywide | TX | II | ** | ** |
| 857.025 | Cameron County, TX | 26448 | San Benito Fire Disp. | Countywide | TX | II | ** | ** |
| 858.025 | Cameron County, TX | 24496 | Santa Rosa Fire | Countywide | TX | II | ** | ** |
| 859.025 | Cameron County, TX | 24848 | South Padre Island Fire | Countywide | TX | II | ** | ** |
| 859.225 | Cameron County, TX | 58864 | Valley Fire | Countywide | TX | II | ** | ** |
| 856.1 | Cameron County, TX | 13808 | EMS (Port Isabel) | Countywide | TX | II | ** | ** |
| 856.2 | Cameron County, TX | 19280 | Harlingen EMS | Countywide | TX | II | ** | ** |
| 857.1 | Cameron County, TX | 9648 | Harlingen EMS Disp. | Countywide | TX | II | ** | ** |
| 857.2 | Cameron County, TX | 17552 | Harlingen EMS Disp. | Countywide | TX | II | ** | ** |
| 858.1 | Cameron County, TX | 17616 | Harlingen EMS Disp. | Countywide | TX | II | ** | ** |
| 858.2 | Cameron County, TX | 10384 | Harlingen EMS to Harligen | Countywide | TX | II | ** | ** |
| 859.1 | Cameron County, TX | 17584 | Harlingen EMS to Valley | Countywide | TX | II | ** | ** |
| 859.2 | Cameron County, TX | 58896 | Valley EMS | Countywide | TX | II | ** | ** |
| ** | Cameron County, TX | 16016 | Harlingen PD Ch. 1 Disp. | Countywide | TX | II | ** | ** |
| ** | Cameron County, TX | 16048 | Harlingen PD Ch. 2 | Countywide | TX | II | ** | ** |
| ** | Cameron County, TX | 16080 | Harlingen PD Ch. 3 | Countywide | TX | II | ** | ** |
| ** | Cameron County, TX | 16112 | Harlingen PD Ch. 4 | Countywide | TX | II | ** | ** |
| ** | Cameron County, TX | 16144 | Harlingen PD Ch. 5 | Countywide | TX | II | ** | ** |
| ** | Cameron County, TX | 16176 | Harlingen PD Ch. 6 | Countywide | TX | II | ** | ** |
| ** | Cameron County, TX | 16240 | Harlingen PD Ch. 8 | Countywide | TX | II | ** | ** |
| ** | Cameron County, TX | 16272 | Harlingen PD Ch. 7 | Countywide | TX | II | ** | ** |
| ** | Cameron County, TX | 7824 | Harlingen PD Narcotics | Countywide | TX | II | ** | ** |
| ** | Cameron County, TX | 32528 | La Feria PD Disp. | Countywide | TX | II | ** | ** |
| ** | Cameron County, TX | 12976 | Palm Valley PD | Countywide | TX | II | ** | ** |
| ** | Cameron County, TX | 13744 | Port Isabel PD Disp. | Countywide | TX | II | ** | ** |
| ** | Cameron County, TX | 26320 | San Benito PD Ch. 1 | Countywide | TX | II | ** | ** |
| ** | Cameron County, TX | 26416 | San Benito PD Detectives | Countywide | TX | II | ** | ** |
| ** | Cameron County, TX | 26735 | San Benito PD Jail | Countywide | TX | II | ** | ** |
| ** | Cameron County, TX | 24752 | South Padre Island PD | Countywide | TX | II | ** | ** |
| ** | Cameron County, TX | 27248 | Sheriff Ch A1 Primary | Countywide | TX | II | ** | ** |
| ** | Cameron County, TX | 27280 | Sheriff | Countywide | TX | II | ** | ** |
| ** | Cameron County, TX | 27312 | Sheriff Ch A3 | Countywide | TX | II | ** | ** |
| ** | Cameron County, TX | 27344 | Sheriff Ch A4 | Countywide | TX | II | ** | ** |
| ** | Cameron County, TX | 27408 | Sheriff Ch A6 | Countywide | TX | II | ** | ** |
| ** | Cameron County, TX | 17520 | Airport | Countywide | TX | II | ** | ** |
| ** | Cameron County, TX | 17072 | Airport Fire | Countywide | TX | II | ** | ** |
| ** | Cameron County, TX | 17136 | Airport PD | Countywide | TX | II | ** | ** |
| ** | Cameron County, TX | 18032 | Harlingen Emergency Ops | Countywide | TX | II | ** | ** |
| ** | Cameron County, TX | 18064 | Harlingen Emergency Ops | Countywide | TX | II | ** | ** |
| ** | Cameron County, TX | 18096 | Harlingen Emergency Ops | Countywide | TX | II | ** | ** |
| ** | Cameron County, TX | 18128 | Harlingen Emergency Ops | Countywide | TX | II | ** | ** |
| ** | Cameron County, TX | 22992 | Valley Baptist | Countywide | TX | II | ** | ** |
| ** | Cameron County, TX | 23152 | Rio Hondo ISD PD | Countywide | TX | II | ** | ** |
| ** | Cameron County, TX | 9968 | Harlingen Public Works | Countywide | TX | II | ** | ** |
| ** | Cameron County, TX | 58928 | Valley City Works | Countywide | TX | II | ** | ** |