| 45101 | b02d | D | HISD PD DISP | Police Dispatch | Law Dispatch |
| 45102 | b02e | D | HISD PD CALL | Schools to HISD PD Direct | Law Tac |
| 45103 | b02f | D | HISD PD SUPV | Police Supervisors | Law Tac |
| 45104 | b030 | D | HISD PD TAC-1 | Police Tactical 1 (Stadium Events) | Law Tac |
| 45105 | b031 | D | HISD PD TAC-2 | Police Tactical 2 | Law Tac |
| 45106 | b032 | D | HISD PD TAC-3 | Police Tactical 3 | Law Tac |
| 45149 | b05d | D | HISD Trans Call | Transportation Calling | Schools |
| 45150 | b05e | D | HISD Trans Disp | Transportation Dispatch (School Buses) | Schools |
| 45151 | b05f | D | HISD Athletics | Athletics Dept | Schools |
| 45152 | b060 | D | HISD Stadium Ops | Memorial Stadium | Schools |
| 45153 | b061 | D | HISD IT | Information Technology | Schools |
| 45154 | b062 | D | HISD Nutrition | Child Nutrition | Schools |
| 45155 | b063 | D | HISD Maint | District Maintenance | Schools |
| 45156 | b064 | D | HISD Events 1 | Events | Schools |
| 45157 | b065 | D | HISD Events 2 | Events 2 | Schools |
| 45158 | b066 | D | HISD Events 3 | Events 3 | Schools |
| 45200 | b090 | D | HISD Adams | Adams Elementary | Schools |
| 45201 | b091 | D | HISD Bellaire | Bellaire Elementary | Schools |
| 45202 | b092 | D | HISD Carrol Bell | Carrol Bell Center | Schools |
| 45203 | b093 | D | HISD Collier | Collier Elementary | Schools |
| 45204 | b094 | D | HISD Colum Hts | Columbia Heights Elementary | Schools |
| 45205 | b095 | D | HISD Gilbert | Gilbert Elementary | Schools |
| 45206 | b096 | D | HISD Gillette | Gillette Elementary | Schools |
| 45207 | b097 | D | HISD Morrill | Morrill Center | Schools |
| 45208 | b098 | D | HISD Rayburn | Rayburn Center | Schools |
| 45209 | b099 | D | HISD Schulze | Schulze Elementary | Schools |
| 45210 | b09a | D | HISD Stonewall | Stonewall Elementary/Fenley Center | Schools |
| 45211 | b09b | D | HISD Vestal | Vestal Elementary | Schools |
| 45212 | b09c | D | HISD Wright | Wright Elementary | Schools |
| 45213 | b09d | D | HISD Harlandl MS | Harlandale Middle School | Schools |
| 45214 | b09e | D | HISD Kingsbor MS | Kingsborough Middle School | Schools |
| 45215 | b09f | D | HISD Leal MS | Leal Middle School | Schools |
| 45216 | b0a0 | D | HISD TWMS | Terrell Wells Middle School | Schools |
| 45217 | b0a1 | D | HISD HHS | Harlandale High School | Schools |
| 45218 | b0a2 | D | HISD McCollum HS | McCollum High School | Schools |
| 45219 | b0a3 | D | HISD FrankTejeda | Frank Tejeda Academy | Schools |
| 45220 | b0a4 | D | HISD STEM ECHS | STEM Early College HS | Schools |
| 45221 | b0a5 | D | HISD Harland AC | Harlandale Alternative Center | Schools |
| 45222 | b0a6 | D | HISD Maker Space | Maker Space Center | Schools |
| 45223 | b0a7 | D | HISD 45223 | School Ops | Schools |
