| 3489 | da1 | D | 2-DISP-1 | Valley/Mountain Dispatch | Fire Dispatch |
| 3491 | da3 | D | 2-CMD-1 | Rancho Cucamonga, Chino, Montclair, Rialto FD Command | Fire-Tac |
| 3493 | da5 | D | 2-TAC-1 | West Valley Primary Tac (Division 1) | Fire-Tac |
| 3495 | da7 | D | 2-CMD-2 | SBCoFD: Upland, Fontana, San Bernardino Command | Fire-Tac |
| 3497 | da9 | D | 2-TAC-2 | Primary Tac (County Fire - Upland, Fontana) | Fire-Tac |
| 3499 | dab | D | 2-CMD-3 | Colton, Loma Linda, Redlands, San Manuel FD Command | Fire-Tac |
| 3501 | dad | D | 2-TAC-3 | East Valley Primary Tac (Division 2) | Fire-Tac |
| 3503 | daf | D | 2-CMD-4 | SBCoFD: Crestline, Lk Arrowhead, Mountain areas Command | Fire-Tac |
| 3505 | db1 | D | 2-TAC-4 | Primary Tac (County Fire - Crestline, Lk Arrowhead) / Secondary Tac (East Valley areas) | Fire-Tac |
| 3507 | db3 | D | 2-CMD-5 | Big Bear, Running Springs FD Command | Fire-Tac |
| 3509 | db5 | D | 2-TAC-5 | Primary Tac (Big Bear Fire) / Secondary Tac (County Fire - Mountains) | Fire-Tac |
| 3511 | db7 | DE | 2-CMD-21 | Encrypted Command | Fire-Tac |
| 3513 | db9 | DE | 2-TAC-21 | Encrypted Tactical | Fire-Tac |
| 3521 | dc1 | D | 3-DISP-2 | Deserts/River Dispatch | Fire Dispatch |
| 3523 | dc3 | D | 3-CMD-6 | County Fire North Desert Command (Divisions 5, Former 1-Fire-1) | Fire-Tac |
| 3525 | dc5 | D | 3-TAC-6 | County Fire North Desert Primary Tac (Divisions 5) | Fire-Tac |
| 3527 | dc7 | D | 3-CMD-7 | Apple Valley & Victorville Command | Fire-Tac |
| 3529 | dc9 | D | 3-TAC-7 | Apple Valley & Victorville Primary Tac | Fire-Tac |
| 3531 | dcb | D | 3-CMD-8 | Spare Command (Special Use Only) | Fire-Tac |
| 3533 | dcd | D | 3-TAC-8 | Spare Tac | Fire-Tac |
| 3535 | dcf | D | 3-CMD-9 | South Desert / River Command (Division 4, Former 4-Fire-1) | Fire-Tac |
| 3537 | dd1 | D | 3-TAC-9 | South Desert / River Tac (Division 4) | Fire-Tac |
| 3539 | dd3 | D | 3-CMD-10 | Spare Command | Fire-Tac |
| 3541 | dd5 | D | 3-TAC-10 | Spare Tac | Fire-Tac |
| 3543 | dd7 | DE | 3-CMD-22 | Encrypted Command | Fire-Tac |
| 3545 | dd9 | DE | 3-TAC-22 | Encrypted Tactical | Fire-Tac |
| 3549 | ddd | D | CMCTR | Comm Center Channel (Air Ambulance Status, MBA Ambulance Dispatch, County Roads after hours) | Interop |