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  2. Ten-code - Wikipedia

    en.wikipedia.org/wiki/Ten-code

    Ten-codes, officially known as ten signals, are brevity codes used to represent common phrases in voice communication, particularly by US public safety officials and in citizens band (CB) radio transmissions. The police version of ten-codes is officially known as the APCO Project 14 Aural Brevity Code. [1]

  3. Police code - Wikipedia

    en.wikipedia.org/wiki/Police_code

    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 ...

  4. Brevity code - Wikipedia

    en.wikipedia.org/wiki/Brevity_code

    The codes' procedure words, a type of voice procedure, are designed to convey complex information with a few words, when brevity is required but security is not. Ten-code, North American police brevity codes, including such notable ones as 10-4. Phillips Code. NOTAM Code. Wire signal, Morse Code abbreviation, also known as 92 Code.

  5. List of police television dramas - Wikipedia

    en.wikipedia.org/wiki/List_of_police_television...

    This is a list of police television programs. (CBDC noted, cancellations) (CBDC noted, cancellations) Dramas involving police procedural work, and private detectives, secret agents, and the justice system have been a mainstay of broadcast television since the early days of broadcasting .

  6. Blue wall of silence - Wikipedia

    en.wikipedia.org/wiki/Blue_wall_of_silence

    The blue wall of silence, [1] also blue code [2] and blue shield, [3] are terms used to denote the informal code of silence among police officers in the United States not to report on a colleague 's errors, misconducts, or crimes, especially as related to police brutality in the United States. [4] If questioned about an incident of alleged ...

  7. Seattle Police Department - Wikipedia

    en.wikipedia.org/wiki/Seattle_Police_Department

    The Seattle Police Department ( SPD) is the principal law enforcement agency of the city of Seattle, Washington, United States, except for the campus of the University of Washington, which is under the responsibility of its own police department . Law enforcement in Seattle began with the election of John T. Jordan as town marshal in 1869. [3]

  8. New York City Police Department - Wikipedia

    en.wikipedia.org/wiki/New_York_City_Police...

    Established on May 23, 1845, the NYPD is the largest, and one of the oldest, municipal police departments in the United States. [7] The NYPD is headquartered at 1 Police Plaza, located on Park Row in Lower Manhattan near City Hall. The NYPD's regulations are compiled in title 38 of the New York City Rules.

  9. Police - Wikipedia

    en.wikipedia.org/wiki/Police

    Etymology. First attested in English in the early 15th century, originally in a range of senses encompassing '(public) policy; state; public order', the word police comes from Middle French police ('public order, administration, government'), in turn from Latin politia, which is the romanization of the Ancient Greek πολιτεία (politeia) 'citizenship, administration, civil polity'.