Ten-codes, also known as 10-codes or ten signals, are code words used by many police officers to aid with voice communication. The codes were originally developed in 1937 to allow for brevity, clarity, and standardization of messages transmitted over radio channels. On old radio systems, channels were limited so messages needed to be short.

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]

What does police code 10-52 mean? Police code 10-52 means Ambulance needed.

10-52 Code in Different Locations / Departments. Region Location Definition. Generic Ten Codes Ambulance Needed. APCO Ten Codes Dispatch Ambulance. Alabama Alabama Public Safety Wrecker Needed. Alabama Alabama State Police Codes Ambulance needed. Alaska Alaska State Police Codes Ambulance needed.

在以美国为背景的游戏，电影之类的里面，经常听到里面的警察无线电除了说话以外还有一串串的代码，我听到的以“10-XX”和“Code X”两种居多，这两种… 以NYPD为例，其他的基本都是类似的。

2025年2月1日 · Police 10 Codes are signals police officers, law enforcement officials, and government agencies use to talk in two-way radio communications. The codes are numbers that correspond to words, phrases, and messages frequently used in law enforcement work. Also, private citizens use certain code variations in Citizen’s Band (CB) radio transmissions.

The Association of Police Communications Officers (APC0) 10 Code set is the most extensive and widely used code version.

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2023年12月23日 · This is a listing of the current Expanded APCO 10 codes used by most departments. These will vary in some areas. For a list of the older APCO versions see 10 codes page. Note that APCO now fully supports NIMS and its "plain language" initiative rather than using a 10 code. Return to 10 codes.

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