Police Radio 11-Codes

Eleven-codes compose a system of numeric code words devised by the California Highway Patrol to describe dispatches or situations frequent to the work of the Patrol. They are also used alongside ten-codes and other voice radio protocols.

Code	Description
11-6	Illegal discharge of firearms
11-7	Prowler
11-8	Person down
11-10	Take a report
11-12	Dead animal
11-13	Injured animal
11-14	Animal bite
11-15	Ball game in street
11-17	Wires down
11-24	Abandoned vehicle
11-25	Road/traffic hazard
11-25x	Female motorist needs assistance
11-26	Inoperable vehicle
11-27	Subject has felony record but is not wanted
11-28	Check vehicle registration information
11-29	Subject has no record
11-30	Incomplete telephone call
11-31	Person calling for help
11-40	Advise station if ambulance is needed
11-41	Request ambulance
11-42	Ambulance not required
11-43	Doctor required
11-44	Possible fatality / coroner required
11-45	Attempted suicide
11-46	Death report
11-47	Injured Person
11-48	Provide transportation
11-51	Escort
11-52	Funeral detail
11-54	Suspicious vehicle
11-55	Officer being followed by auto
11-56	Officer being followed by auto with dangerous persons
11-57	Unidentified auto at assignments
11-58	Radio monitored, use phone
11-59	High hazard area, use special attention
11-60	Attack in high hazard area
11-65	Traffic Signal light out
11-66	Traffic signal out-of-order
11-70	Fire alarm
11-71	Fire report
11-78	Aircraft accident
11-79	Traffic accident - ambulance dispatched
11-80	Traffic accident - serious injury
11-81	Traffic accident - minor injury
11-82	Traffic accident - no injury
11-83	Traffic accident - no details
11-84	Manual traffic control needed
11-85	Tow truck needed
11-86	Bomb threat
11-87	Bomb found / Assist Other Unit
11-94	Pedestrian stop
11-95	Out of vehicle, routine traffic stop
11-96	Out of vehicle, traffic stop, send backup
11-97	Time/security check on patrol
11-98	Meet officer
11-99	Officer needs help immediately