| 498 | 1f2 | D | OFS Supergroup | Fire Supergroup | Fire-Talk |
| 3502 | dae | D Enc | OFS Dispatch | Dispatch | Fire Dispatch |
| 3503 | daf | D Enc | OFS Emergency | Emergency Channel | Fire-Tac |
| 3504 | db0 | D Enc | OFS FSU | Fire Support Unit | Fire-Tac |
| 3509 | db5 | D Enc | OFS-D1_1 | District 1 - Central 1 | Fire-Tac |
| 3510 | db6 | D Enc | OFS D-1_2 | District 1 - Central 2 | Fire-Tac |
| 3512 | db8 | D Enc | OFS-D1_4 | District 1 - Central 4 | Fire-Tac |
| 3514 | dba | D Enc | OFS-D2_1 | District 2 - Western 1 | Fire-Tac |
| 3515 | dbb | D Enc | OFS-D2_2 | District 2 - Western 2 | Fire-Tac |
| 3519 | dbf | D Enc | OFS-D3_1 | District 3 - Southern 1 | Fire-Tac |
| 3520 | dc0 | D Enc | OFS-D3_2 | District 3 - Southern 2 | Fire-Tac |
| 3522 | dc2 | D Enc | OFS/OPS I/O | Fire/EMS Interop | Interop |
| 3524 | dc4 | D Enc | OFS-D4_1 | District 4 - Deep West 1 | Fire-Tac |
| 3525 | dc5 | D Enc | OFS-D4_2 | District 4 - Deep West 2 | Fire-Tac |
| 3526 | dc6 | D Enc | OFS-D4_3 | District 4 - Deep West 3 | Fire-Tac |
| 3527 | dc7 | D Enc | OFS-D4_4 | District 4 - Deep West 4 | Fire-Tac |
| 3528 | dc8 | D Enc | OFS-D4_5 | District 4 - Deep West 5 | Fire-Tac |
| 3529 | dc9 | D Enc | OFS-D5_1 | District 5 - Eastern 1 | Fire-Tac |
| 3530 | dca | D Enc | OFS-D5_2 | District 5 - Eastern 2 | Fire-Tac |
| 3531 | dcb | D Enc | OFS-D5_3 | District 5 - Eastern 3 | Fire-Tac |
| 3534 | dce | D Enc | OFS-D6_1 I/O | District 6 - Western Sector 1 - Interop with other Districts | Interop |
| 3536 | dd0 | D Enc | OFS-D6_3 | District 6 - Western Sector 3 | Fire-Tac |
| 3538 | dd2 | D Enc | OFS-D6_5 | District 6 - Western Sector 5 | Fire-Tac |
| 3539 | dd3 | D Enc | OFS-D7_1 | District 7 - Eastern Sector Volunteers 1 | Fire-Tac |
| 3540 | dd4 | D Enc | OFS-D7_2 | District 7 - Eastern Sector Volunteers 2 | Fire-Tac |
| 3544 | dd8 | D Enc | OFS-D8_1 | District 8 - Southwest Sector 1 | Fire-Tac |
| 3545 | dd9 | D Enc | OFS-D8_2 | District 8 - Southwest Sector 2 | Fire-Tac |
| 3546 | dda | D Enc | OFS-D8_3 | District 8 - Southwest Sector 3 | Fire-Tac |
| 3549 | ddd | D Enc | OFS-D9_1 | District 9 - Southeast Sector Volunteers 1 | Fire-Tac |
| 3550 | dde | D Enc | OFS_D9_2 | District 9 - Southeast Sector Volunteers 2 | Fire-Tac |
| 3552 | de0 | D Enc | OFS-D9_4 | District 9 - Southeast Sector Volunteers 4 | Fire-Tac |
| 3554 | de2 | D Enc | OFS Training 1 | Training 1 | Fire-Talk |
| 3555 | de3 | D Enc | OFS Training 2 | Training 2 | Fire-Talk |
| 3556 | de4 | D Enc | OFS Training 3 | Training 3 | Fire-Talk |
| 3557 | de5 | D Enc | OFS Training 4 | Training 4 | Fire-Talk |
| 3558 | de6 | D Enc | OFS SE 1 | Special Event 1 | Fire-Tac |
| 3559 | de7 | D Enc | OFS SE 2 | Special Event 2 | Fire-Tac |
