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.

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