Lists of Los Angeles County Sheriff's Department codes are available on websites such as L.A. Taco and Radio Reference. The Los Angeles County Sheriff's Department operates a 480 system that uses more than 60 repeater sites, most of them located on relay communications and hilltops.
The Los Angeles Sheriff's Department codes are accompanied by the unit number of the patrol car. Some of the common codes used as radio codes include 148 for resisting arrest; 187 for homicide; 240 for assault; 451 for arson; 459 for burglary; 480 for hit and run; and 502 for driving under the influence. Non-number codes include AC for aircraft crash and BT for bomb threat.