Operating number

An operating number, also referred to as an Imperial code name, a call number, or as a TK number, was the alphanumeric code by which personnel of the Galactic Empire, including stormtroopers and officers, were identified. The operating numbers of officers consisted of three letters followed by two numerals, like LRC-01,Star Wars Rebels: Spark of Rebellion or three letters and three numerals, like ISB-021. Those of stormtroopers consisted of two letters followed by threeStar Wars Rebels: Rise of the Rebels or four numerals,Ezra's Gamble as exemplified by LS-005, TK-626, MB-223, TK-421, and TK-5331. Generally speaking, a low number was an indicator of high rank.
==Appearances==
*Ezra's Gamble
*Star Wars Rebels: Rise of the Rebels
*Star Wars Rebels: Spark of Rebellion
*Star Wars Rebels: The Rebellion Begins
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*A New Hope: The Princess, the Scoundrel, and the Farm Boy 
*Star Wars: A New Hope junior novelization
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*Star Wars (2020) 21
*The Mandalorian Season 2 Junior Novel 
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==Sources==
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==Notes and references==
Category:Galactic Empire codes