| 524 | 04-014 | A | Irv FD VHF | Patch to Dallas MA (154.28) | Fire-Talk |
| 529 | 04-021 | A | Irv FD Disp1 | 1 Dispatch 1 | Fire Dispatch |
| 530 | 04-022 | A | Irv FD Disp2 | 2 Dispatch 2 | Fire Dispatch |
| 531 | 04-023 | A | Irv FD Fireg | 3 Fireground 1 | Fire-Tac |
| 532 | 04-024 | A | Irv FD Fireg | 4 Fireground 2 | Fire-Tac |
| 533 | 04-025 | A | Irv FD Fireg | 5 Fireground 3 | Fire-Tac |
| 534 | 04-026 | A | Irv FD Fireg | 6 Fireground 4 | Fire-Tac |
| 535 | 04-027 | A | Irv FD Med7 | 7 Medcom (Ambulance to Hosp) | Hospital |
| 537 | 04-031 | A | Irv FD 537 | 11 Dept | Fire-Tac |
| 546 | 04-042 | A | Irv FD Event | 9 Special Events | Fire-Tac |
| 547 | 04-043 | A | Irv FD Train | 8 Training | Fire-Tac |
| 554 | 04-052 | A | Irv Emer Mgt | Emergency Management | Emergency Ops |
| 555 | 04-053 | A | Irv FD/PD 1 | 10 FD/PD InterOp 1 | Interop |
| 565 | 04-065 | A | Irv FD Ops | 12 Ops | Fire-Tac |
