Search results
Results from the WOW.Com Content Network
A police code is a brevity code, usually numerical or alphanumerical, used to transmit information between law enforcement over police radio systems in the United States. 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 ...
There are over 150 federal law enforcement offices in Texas. including those for the Federal Bureau of Prisons, Bureau of Alcohol, Tobacco, Firearms and Explosives; Customs and Border Protection; Drug Enforcement Administration; Federal Bureau of Investigation; Immigration and Customs Enforcement; United States Secret Service; Naval Criminal Investigative Service, and U.S. Marshals. [2]
The APCO phonetic alphabet, a.k.a. LAPD radio alphabet, is the term for an old competing spelling alphabet to the ICAO radiotelephony alphabet, defined by the Association of Public-Safety Communications Officials-International [1] from 1941 to 1974, that is used by the Los Angeles Police Department (LAPD) and other local and state law enforcement agencies across the state of California and ...
When a police officer or a member of staff is in a collaborative (multi-constabulary) unit or department (such as the Bedfordshire, Cambridgeshire and Hertfordshire Road Policing Unit), the PNC code, which is a force identification number, is added to the collar number to prevent confusion between officers; e.g., 41-9999 would indicate a ...
Individual stations selected their own call signs, commonly only one or two letters, with little concern about duplication. The first U.S. organization to conform to the international standard was the U.S. Navy, which in 1909 switched from two-letter calls scattered throughout the alphabet to three-letter calls, all starting with the letter "N ...
Telephone numbers listed in 1920 in New York City having three-letter exchange prefixes. In the United States, the most-populous cities, such as New York City, Philadelphia, Boston, and Chicago, initially implemented dial service with telephone numbers consisting of three letters and four digits (3L-4N) according to a system developed by W. G. Blauvelt of AT&T in 1917. [1]
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!
The police version of ten-codes is officially known as the APCO Project 14 Aural Brevity Code. [ 1 ] The codes, developed during 1937–1940 and expanded in 1974 by the Association of Public-Safety Communications Officials-International (APCO), allow brevity and standardization of message traffic.