Police radio 11-codes are specialized communication codes used primarily by law enforcement agencies in California, most notably by the California Highway Patrol (CHP). While many
The police radio 10-code system represents one of law enforcement’s most enduring communication innovations. Developed in 1937 by Charles “Charlie” Hopper, the Communications Director for
Police officers across the United States handle mountains of paperwork daily—incident reports, arrest records, traffic citations, case files, and radio logs that document every call
Walk into any police station, ride along with patrol officers, or tune into a police scanner, and you’ll quickly notice that law enforcement officers speak
Emergency response codes serve as the lifeline of communication for law enforcement officers, firefighters, paramedics, and other first responders throughout the United States. These carefully
Have you ever watched a police show and heard officers using numbers like “10-4” or “Code 3”? These are called police codes. They help police