| Code 77 |
Possible ambush - use caution |
| Code 33 |
Clear radio channel - emergency traffic only |
| 11-44 |
Possible fatality / coroner required |
| 10-100 |
Misdemeanor warrant / Out using restroom |
| 10-8 |
In service |
| 10-20 |
Your location |
| Code 40 |
Serious case (IV started) |
| 99 |
Reckless operation |
| 10-33 |
Emergency, all units stand by |
| 10-32 |
Person with gun |
| 902 |
Accident |
| 999 |
Urgent help needed / Officer down |
| DOA |
Dead on arrival |
| 10-108 |
Officer down / Officer in danger |
| RP |
Reporting party |
| 21 |
Complaint |
| 10-7 |
Out of service (completely) |
| 10-54 |
Possible fatality |
| 10-38 |
Traffic stop |
| 26 |
Police officer |
| 10-56 |
Intoxicated pedestrian / Suicide |
| GOA |
Gone on arrival |
| 10-99 |
Cardiac arrest / Officer held hostage |
| 10-35 |
Confidential information or open window |
| 10-42 |
End duty |
| 10-200 |
Narcotics, drugs involved |
| 10-80 |
Pursuit in progress |
| 10-50 |
Officer welfare check / under influence of drugs |
| 10-46 |
Motorist assist |
| 10-6 |
Busy / Out at call |