Listed below are commonly used public safety codes and signals.
Some have been gathered from commonly available lists, others by monitoring radio transmissions.
Use of codes and signals is prohibited during multiagency or multidiscipline responses per NIMS.
If you have corrections or additions for any code below, please submit them to us.
Common 10-codes
Code |
|
Meaning |
|
10-0 |
|
|
|
10-1 |
|
Weak Signal |
|
10-2 |
|
Strong Signal |
|
10-3 |
|
Stop Transmitting |
|
10-4 |
|
Acknowledge |
|
10-5 |
|
Relay |
|
10-6 |
|
Busy-Unless Urgent |
|
10-7 |
|
Out of service |
|
10-8 |
|
In service |
|
10-9 |
|
Repeat |
|
10-10 |
|
Fight In Progress |
|
10-11 |
|
Dog Case |
|
10-12 |
|
Stand By (Stop) |
|
10-13 |
|
Weather-Road Report |
|
10-14 |
|
Prowler Report |
|
10-15 |
|
Civil Disturbance |
|
10-16 |
|
Domestic Problem |
|
10-17 |
|
Meet Complainant |
|
10-18 |
|
Quickly |
|
10-19 |
|
Return to _____ |
|
10-20 |
|
Location |
|
10-21 |
|
Call ( ) by Phone |
|
10-22 |
|
Disregard |
|
10-23 |
|
Arrived at Scene |
|
10-24 |
|
Assignment Completed |
|
10-25 |
|
Report in Person (Meet) |
|
10-26 |
|
Detaining Subject |
|
10-27 |
|
Drivers License Info |
|
10-28 |
|
Vehicle Registration Info |
|
10-29 |
|
Check for Wanted |
|
10-30 |
|
Excess Radio Traffic |
|
10-31 |
|
Crime in Progress |
|
10-32 |
|
Man with Gun |
|
10-33 |
|
Emergency |
|
10-34 |
|
Riot |
|
10-35 |
|
Major Crime Alert |
|
10-36 |
|
Correct Time |
|
10-37 |
|
Suspicious Vehicle |
|
10-38 |
|
Stopping the Suspicious |
|
10-39 |
|
Urgent-Use Light / Siren |
|
10-40 |
|
Respond No Light / Siren |
|
10-41 |
|
Beginning Tour of Duty |
|
10-42 |
|
Ending Tour of Duty |
|
10-43 |
|
Information |
|
10-44 |
|
Permission to Leave ___ |
|
10-45 |
|
Animal Carcass at ___ |
|
10-46 |
|
Assist Motorist |
|
10-47 |
|
Emergent Road Repair |
|
10-48 |
|
Traffic Standard Repair |
|
10-49 |
|
Traffic Light Out at ___ |
|
10-50 |
|
Accident(F, PI,PD) |
|
10-51 |
|
Wrecker Needed |
|
10-52 |
|
Ambulance Needed |
|
10-53 |
|
Road Blocked at ___ |
|
10-54 |
|
Livestock on Highway |
|
10-55 |
|
Intoxicated Driver |
|
10-56 |
|
Intoxicated Pedestrian |
|
10-57 |
|
Hit and Run (F, PI, PD) |
|
10-58 |
|
Direct Traffic |
|
10-59 |
|
Convoy or Escort |
|
10-60 |
|
Squad in Vicinity |
|
10-61 |
|
Personnel in Area |
|
10-62 |
|
Reply to Message |
|
10-63 |
|
Prepare to Copy |
|
10-64 |
|
Msg for Local Delivery |
|
10-65 |
|
Net Message Assignment |
|
10-66 |
|
Message Cancellation |
|
10-67 |
|
Clear for Net Message |
|
10-68 |
|
Dispatch Information |
|
10-69 |
|
Message Received |
|
10-70 |
|
Fire Alarm |
|
10-71 |
|
Advise Nature of Fire |
|
10-72 |
|
Report Progress on Fire |
|
10-73 |
|
Smoke Report |
|
10-74 |
|
Negative |
|
10-75 |
|
In Contact with ___ |
|
10-76 |
|
En Route ___ |
|
10-77 |
|
ETA |
|
10-78 |
|
Need Assistance |
|
10-79 |
|
Notify Coroner |
|
10-80 |
|
Chase in Progress |
|
10-81 |
|
Breatherlizer Report |
|
10-82 |
|
Reserve Lodging |
|
10-83 |
|
Work School Crossing at: |
|
10-84 |
|
If Meeting __Advise ETA |
|
10-85 |
|
Delay due to ___ |
|
10-86 |
|
Officer/Operator on Duty |
|
10-87 |
|
Pickup/Distribute Checks |
|
10-88 |
|
Present Telephone # of: |
|
10-89 |
|
Bomb Threat |
|
10-90 |
|
Bank Alarm at ___ |
|
10-91 |
|
Pick Up Prisoner |
|
10-92 |
|
Improper Parking |
|
10-93 |
|
Blockade |
|
10-94 |
|
Drag Racing |
|
10-95 |
|
Subject in Custody |
|
10-96 |
|
Mental Subject |
|
10-97 |
|
Check (Test) Signal |
|
10-98 |
|
Prison / Jail Break |
|
10-99 |
|
Wanted / Stolen Indicated |
|
|
|
Fire / EMS Response Codes
EMS Responses (priority system) |
Level |
Provider |
Response |
Alpha |
BLS |
Non-emergent |
Bravo |
BLS |
Emergent |
Charlie |
ALS |
Non-emergent |
Delta |
ALS |
Emergent |
Echo |
ALS |
Cardiac Arrest |
Code 1 |
emergent response |
Code 2 |
non-emergent response |
Code 3 |
emergent response |
Code 4 |
situation secure |
Use of code 1 or 3 depends on jurisdiction
Staging Types |
Level 1 - staged on scene |
Level 2 - staged away from scene |
|
IDOT
Road Codes
TMA = Truck Mounted (crash) Attenuator
Lane 1 - far left lane
|
|
Illinois State Police
Response Codes |
1 - Normal |
2 - Expeditious |
3 - Emergent |
Disposition Codes |
1 - DUI |
2 - Speeding |
3 - Seat belt |
4 - Following too closely |
5 - Improper lane usage |
Assisted motorist |
Assisted other agency |
Patrol Status |
Patrol interstate |
Patrol other |
Patrol weather |
Patrol 2nd division |
Training probationary |
Department lands (DNR) |
Overweight vehicle |
Supervisory patrol |
Investigative duties |
Community Caretaker |
Misc. Verbage |
Incident initiation |
Incident update |
Contact secure |
Location update |
Equipment maintenance |
In transit / QIT |
Personal time |
Time earned |
Watchdog (## mins) [D15] |
Milepost ## |
Unit Types |
Ocean - crash reconstruction |
Frank - conservation |
David Adam - OSFM |
Lincoln - Aviation |
Paul - ISP Airplane ops |
Mary - ISP Motorcycles |
Henry - IDOT Helo |
ISP Alert Tones |
Alert |
2468.2 / 2137.0 |
D11 ISPERN |
1050.0 |
Weather |
2440.0 / 1780.0 |
Situation |
2440.0 / 2840.0 |
ISP Radio Codes |
Signal 38 |
Transport |
Station H |
Home |
|
|
IDNR OLE Patrol Codes |
Frank Adam - Aquatic Life |
Frank Boy - Boating |
Frank Charlie - Covert |
Frank Edward - Endangered Species |
Frank Lincoln - Department Lands |
Frank Mary - Miscellaneous |
Frank Nora - Non-Enforcement |
Frank Sam - Snowmobile |
Frank Tom - Timber/Forestry |
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