Police 10 Codes
Association of Police Communications Officers (APCO)

Police and other agencies use 10 codes to verbally communicate efficiently. The word ten (10) indicates the next number, or numbers, is code.


10-0 Use Caution
10-1 Signal Weak
10-2 Signal Good
10-3 Stop Transmitting
10-4 Affirmative (OK)
10-5 Relay To/From
10-6 Busy
10-7 Out of Service
10-8 In Service
10-9 Say Again

10-10 Negative
10-11 ___ On Duty (Employee Number)
10-12 Stand By (Stop)
10-13 Weather Conditions
10-14 Message/Information
10-15 Message Delivered
10-16 Reply to Message
10-17 Enroute
10-18 Urgent
10-19 (In) Contact

10-20 Location
10-21 Call ( ) by Phone
10-22 Disregard
10-23 Arrived at Scene
10-24 Assignment Completed
10-25 Report to (Meet)
10-26 Estimated Arrival Time (ETA)
10-27 License / Permit Information
10-28 Vehicle Information
10-29 Records Check

10-30 Danger / Caution
10-31 Pick Up
10-32 ___Units Needed (Specify)
10-33 Need Immediate Assistance
10-34 Current Time
10-35
10-36
10-37
10-38
10-39

10-40 Fight in Progress
10-41 Beginning Tour of Duty
10-42 Ending Tour of Duty
10-43 In Pursuit
10-44 Riot
10-45 Bomb Threat
10-46 Bank Alarm
10-47 Complete Assignment Quickly
10-48 Detaining Suspect, Expedite
10-49 Drag Racing

10-50 Vehicle Accident (F-Fire, PI-Personal Injury, PD-Property Damage)
10-51 Dispatch Wrecker
10-52 Dispatch Ambulance
10-53 Road Blocked
10-54 Hit and Run Accident (F-Fire, PI-Personal Injury, PD-Property Damage)
10-55 Intoxicated Driver
10-56 Intoxicated Pedestrian
10-57 Request BT Operator
10-58 Direct Traffic
10-59 Escort

10-60 Suspicious Vehicle
10-61 Stopping Suspicious Vehicle
10-62 B and E in Progress (Breaking & Entering)
10-63 Prepare to Receive an Assignment
10-64 Crime in Progress
10-65 Armed Robbery
10-66 Notify Medical Examiner
10-67 Report of Death
10-68 Livestock in Roadway
10-69 Advise Telephone Number

10-70 Improper Parked Vehicle
10-71 Improper Use of Radio
10-72 Prisoner in Custody
10-73 Mental Subject
10-74 Prison / Jail Break
10-75 Wanted or Stolen
10-76 Prowler
10-77 Direct Traffic at Fire Scene
10-78
10-79
10-80 Fire Alarm

10-81 Nature of Fire
10-82 Fire in Progress
10-83 Smoke Visible
10-84 No Smoke Visible
10-85 Respond without Blue Lights / Siren


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