One of the most frequently used ten-codes, 10-4, has become popular enough to sometimes be used in every-day language. A list of Police Radio 10-Codes and their meanings.
Resources Police codes A comprehensive list of the APCO police 10 codes Sep 26, 2016 By Megan Wells, Police1 Contributor Police 10 codes are a common form of communication for LEOs. And while some departments are beginning to favor plain English over 10 codes, it's still an important language to learn.
A police code is a brevity code, usually numerical or alphanumerical, used to transmit information between law enforcement over police radio systems. Examples of police codes include "10 codes" (such as 10-4 for "okay" or "acknowledged"—sometimes written X4 or X-4), signals, incident codes, response codes, or other status codes.
10 codes are the most standardized class of police codes and, in turn, the most easily recognizable. Even if you’re (temporarily) receiving a poor signal, you should be able to make sense of a 10 code through the static. Law enforcement officials use short code to streamline radio communication.
Walnut Creek, CA Comparison (below listing) Click Column Header Link to display that code alone. Police and emergency 10 codes. There are 4 sets of codes commonly used in the US, the general code is the most common. Other codes include the Association of Police Communications Offers (APCO), Norfolk, VA, and Walnut Creek, CA ten (10) codes.
Police Codes A list of police codes used on police radios and scanners. These codes are used by police to communicate more effectively over their radios. Police Codes Popular Police Codes Code Description 25 Call dispatcher Code 3 Emergency - Proceed immediately with lights and siren 10-50 Officer welfare check / under influence of drugs 10-7