10 21 police code is a universal shorthand used by law enforcement agencies to request or inform someone to call by phone.
Depending on the region or system in use, the exact application of 10-21 may vary slightly.
| System/Region | Police Code | Meaning | When to Use | Example |
|---|---|---|---|---|
| General Purpose | 10-21 | Call (__) by Phone | Used to request a phone call to a specific person or to communicate phone numbers | Officer: “Dispatch, Unit 12 requesting a 10-21 to speak with the sergeant.” Dispatch: “Unit 12, call the sergeant at 555-1234.” |
| APCO | 10-21 | Call (__) by Phone | Used for coordinating responses, avoiding radio communication for private or sensitive details | Officer: “Dispatch, requesting a 10-21 to follow up on the case.” Dispatch: “Roger, 10-21 to the detective at 555-6789.” |
| Norfolk, VA | 10-21 | Call ___ by Telephone | Used for calling individuals to clarify instructions or follow up on reports | Officer: “Dispatch, requesting a 10-21 to verify the witness’s statement.” Dispatch: “10-21 the witness directly at 555-4455.” |
| Walnut Creek, CA | 10-21 | Telephone | Used to request or initiate telephone communication during investigations | Officer: “Dispatch, Unit 9 needs a 10-21 to the fire department.” Dispatch: “Copy, 10-21 to their direct line at 555-9876.” |
What Does 10 21 Police Code Mean for General Purpose?
In general communication, 10 21 police code means:
Call (__) by Phone.
When Is Police Code 10-21 Used for General Purpose?
This code is used in everyday law enforcement scenarios where officers or dispatchers need to communicate with someone via phone.
- To request a phone call for additional information.
- To relay important details not suitable for radio transmission.
- To coordinate logistics or confirm instructions.
Example in Action of Police Code ten 21 for General Purpose
Officer: “Dispatch, Unit 12 requesting a 10-21 to speak with the sergeant.”
Dispatch: “Unit 12, call the sergeant at 555-1234.”
What Does Police Code 10-21 Mean in APCO?
In the APCO (Association of Police Communications Officers) system, Police Code 10-21 also means:
Call (__) by Phone.
When Is Police 10-21 Code Used in APCO?
Officers use this code within APCO frameworks to:
- Coordinate responses or operations discreetly.
- Avoid cluttering radio communications with sensitive or private details.
- Exchange critical information without broadcasting it widely.
Example in Action of Cop Code 10-21 for APCO
Officer: “Dispatch, requesting a 10-21 to follow up on the case.”
Dispatch: “Roger, 10-21 to the detective at 555-6789.”
What Does Police Code 10-21 Mean in Norfolk, VA?
In Norfolk, VA, Police Code 10-21 signifies:
Call _ by Telephone.
When Is Cop Code ten21 Used in Norfolk, VA?
Officers in Norfolk use this code to:
- Contact individuals via phone to clarify instructions or reports.
- Coordinate operations without disclosing information over the radio.
Example in Action of Police Code 10-21 in Norfolk, VA
Officer: “Dispatch, requesting a 10-21 to verify the witness’s statement.”
Dispatch: “10-21 the witness directly at 555-4455.”
What Does Police Code 10-21 Mean in Walnut Creek, CA?
In Walnut Creek, CA, Police Code 10-21 refers to:
Telephone.
When Is Police Code 10-21 Used in Walnut Creek, CA?
Officers in Walnut Creek use this code to:
- Request or initiate telephone communication during investigations.
- Coordinate plans with dispatch or other units through private calls.
Example in Action of Police Code 10-21 in Walnut Creek, CA
Officer: “Dispatch, Unit 9 needs a 10-21 to the fire department.”
Dispatch: “Copy, 10-21 to their direct line at 555-9876.”
Wrapping Up
Now you know what 10-21 police code means. If you’re interested, check out related sets of police code 10-21.
FAQ
What Is the Police Code for Call__ by Phone?
10-21 is the police code for Call__by Phone
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