| 45101 | b02d | D | HISD Police 1 | Police Dispatch (patched to AARRS 39606 during off hours/breaks) | Law Dispatch |
| 45102 | b02e | D | HISD Schools-HPD | Schools to HISD PD Direct | Law Tac |
| 45150 | b05e | D | HISD Buses | School Buses | Schools |
| 45201 | b091 | D | HISD ColumHts ES | Columbia Heights Elementary | Schools |
| 45211 | b09b | D | HISD 45211 | School Ops | Schools |
| 45213 | b09d | D | HISD Harlandl MS | Harlandale Middle School | Schools |
| 45214 | b09e | D | HISD 45214 | School Ops | Schools |
| 45215 | b09f | D | HISD 45215 | School Ops | Schools |
| 45216 | b0a0 | D | HISD 45216 | School Ops | Schools |
| 45217 | b0a1 | D | HISD 45217 | School Ops | Schools |
| 45218 | b0a2 | D | HISD 45218 | School Ops | Schools |
| 45223 | b0a7 | D | HISD 45223 | School Ops | Schools |
