Police 10 Codes

What are Police 10 Codes?

Police 10 Codes

Police 10 Codes and signal codes refer to coded systems of numbers that correspond to activities or conditions emergency personnel encounter. They are usually transmitted by voice over the radio or used in mobile data systems. Police officers and dispatch communications centers use 10 codes to relay messages back-and-forth. These codes are meant to assist emergency personnel such as police, by providing uniformity and clarity in communication. Police radio codes differ greatly throughout various jurisdictions and regions.

What’s the difference between radio 10 codes and police signal codes?

Police 10 codes tend to deal with officer disposition, scene disposition, time-and-place, and certain aspects of message transmission or characteristics of communication. Police signal codes focus primarily on a specific activity or the type of emergency at hand.

List of Police Radio 10 Codes

Agency-specific list of police radio codes that will vary depending on jurisdiction.

10-1Signal Weak10-36Time
10-2Signal Good10-37Operator On Duty
10-3Stop Transmitting10-38Roadblock
10-4Affirmative10-39Message Delivered
10-5Relay to10-40Intercity
10-7Out of Service10-43Information
10-8In Service10-45Call ___ at ____
10-9Repeat Your Traffic10-46Urgent
10-10Out, Subject to Call10-48Message Ended. Did you receive ?
10-11Talking Too Fast10-49Bank Run Detail
10-12Official / Visitor Present10-50Traffic Stop
10-13Weather Condition10-51Enroute
10-15Prisoner10-53Coming By Office
10-17Conduct Investigation10-54Negative
10-18Expedite / Emergency Response10-55Car Calling Car
10-19Return to Station10-56Meet ___ at ____
10-21Call PD by Telephone10-60Fire is Out
10-22Disregard10-61Report / Paperwork
10-23Standby10-65Can You Copy?
10-24Trouble, Send Help10-66Cancel
10-25Make Contact With or In Contact With10-70Wrecker
10-26Message Received10-71Ambulance
10-27Driver License Check10-74Radio Check
10-28Tag / Registration Check10-76Gas Pumps
10-29Stolen Tag/Auto Check10-77Meal Break
10-29PWanted Person Check10-80Foot Patrol
10-30Against Rules/Regulations10-81Close Patrol
10-31Court10-88Contact Number or Person
10-33Emergency Radio Traffic10-95Contagious Disease
10-34Out of City10-97Arrived on Scene
10-35Confidential Information10-98Completed Assignment


Examples of police 10 codes

OFFICER to DISPATCH: “10-4, you can show me 10-51”

MEANING: The officer affirms receiving the message (10-4) and is now en route (10-51) to the predetermined location.

OFFICER to DISPATCH: “I’m getting the complainant’s 10-43”

MEANING: The officer is getting the victim’s information.

OFFICER to DISPATCH: “10-1. Can you 10-9 your last transmission?”

The radio signal was weak or broken (10-1). The officer probably didn’t understand the last message and to please repeat (10-9) the last transmission/message.

Examples of police signal codes

OFFICER to DISPATCH: “I have a Signal 4 on 10th Avenue and Burrows Street. One driver appears possibly Signal 2

MEANING: The officer has happened upon a traffic accident at the intersection of 10th Avenue and Burrows. One driver appears to be drunk (Signal 2).

DISPATCH to OFFICER: “The complainant stated there is Signal 35 activity in the parking lot”

MEANING: A caller is alleging narcotics activity (e.g., drug deal) taking place in a parking lot at a predetermined location.

DISPATCH to OFFICER: “Can you respond to a possible Signal 7 at the Oakridge Apartments?”

MEANING: Dispatch is asking an officer if they are free to investigate a possible dead person at the Oakridge Apartments.

Signal code and 10 codes combined

OFFICER to DISPATCH: “10-4, you can show me 10-51 to the Signal 40 audible”

MEANING: The officer affirms receiving the message (10-4) and is now en route (10-51) to the predetermined location where there the audible burglar alarm is being reported.

All posts in this series:

Police Signal Codes - A reference listing of police signal codes.

Police 10 Codes - A reference listing of police 10 codes.

Phonetic Alphabet - ALPHA through ZULU Phonetic Alphabet.

How to Use a Police Radio - Instructions how to use a police radio and how to transmit a message.

Navy Signal Flags - Navy Signal Flags with meanings and images of flags.

American Morse Code - American Morse Code letters and numbers and how they differ from International Morse Code.

Morse Code SOS Distress - How to send a Morse Code SOS distress signal with example telegraph sound and flashing light SOS signal.