Here you can find all the police codes, you are forced to use these codes during your duty if not a faction kick may follow.
10-0 Caution
10-1 Reception poor
10-2 Reception good
10-3 Stop transmitting
10-4 Message received, understood
10-5 Relay message
10-6 Change channel
10-7 Out of service
10-7A Out of service, home
10-7B Out of service, personal
10-8 In service
10-9 Repeat message
10-10 Off duty
10-10A Off duty, home
10-11 Identify frequency
10-12 Visitor(s) present
10-13 Weather and road advice
10-14 Citizen w/suspect
10-15 Prisoner in custody
10-16 Pick up prisoner
10-17 Request for gasoline
10-18 Equipment exchange
10-19 Return(ing) to station
10-20 Location
10-21 Telephone
10-21A Advise home I will return at:
10-22 Disregard last assignment
10-23 Stand by
10-24 Request car-to-car transmit
10-25 Do you have contact with:
10-26 Clear
10-27 D.D.L. report
10-28 Registration request
10-29 Check for wants
10-29F Subject wanted, felony
10-29H Hazard potential from subject
10-29M Subject wanted, Misdemeanor
10-29V Vehicle wanted
10-30 Doesn't conform to regulations
10-32 Drowning
10-33 Alarm sounding, audible
10-34 Assist at office
10-35 Time check
10-36 Confidential information
10-37 Identify operator
10-39 Can () come to the radio?
10-40 Is () available for phone call?
10-42 Check the welfare of/at:
10-43 Call a doctor
10-45 Condition of patient?
10-45A Good
10-45B Serious
10-45C Critical
10-45D Dead
10-49 Proceed to:
10-50 Under influence of drugs
10-51 Drunk
10-52 Resuscitator
10-53 Man down
10-54 Possible dead body
10-55 Coroner case
10-56 Suicide
10-56A Suicide attempt
10-57 Missing person
10-59 Security check
10-60 Lock-out
10-61 Miscellaneous public service
10-62 Meet a citizen
10-62A Take a report from a citizen
10-62B Civilian standby
10-63 Prepare to copy
10-64 Found property
10-66 Suspicious person
10-67 Person calling for help
10-68 Telephone for police
10-70 Prowler
10-71 Shooting
10-72 Gun involved
10-73 How do you receive?
10-79 Bomb threat
10-80 Explosion
10-86 Any radio traffic?
10-88 Assume post
10-91 Animal
10-91A Animal, stray
10-91B Animal, noisy
10-91C Animal, injured
10-91D Animal, dead
10-91E Animal, bite
10-91G Animal, pickup
10-91J Animal, pickup collect
10-91L Animal, leash law violation
10-91V Animal, vicious
10-95 Need ID tech unit
10-97 Arrived at scene
10-98 Available to assign
Code 2 Urgent - no light or siren
Code 3 Use lights and siren
Code 4 No further assistance needed
Code 5 Stakeout
Code 6 Stay out of area
Code 7 Meal break
Code 8 Restroom break
Code 9 Summer uniform
Code 10 SWAT pre-call up
Code 11 SWAT Call up
Code 37 Subject/Property wanted
11-10 Take report
11-24 Abandoned vehicle
11-25 Traffic hazard
11-26 Abandoned bicycle
11-27 10-27 W/driver held
11-28 10-28 W/driver held
11-40 Advise if ambulance needed
11-41 Ambulance needed
11-42 No ambulance needed
11-44 Deceased person (Coroner Req'd)
11-48 Furnish transportation
11-51 Escort
11-52 Funeral detail
11-54 Suspicious vehicle
11-55 Officer being followed by auto
11-56 11-55 W/dangerous persons
11-57 Unidentified auto at assignments
11-58 Radio monitored, use phone
11-59 Intensive attention: high hazard, business areas
11-60 Attack in high hazard area
11-65 Signal light out
11-66 Defective signal light
11-78 Aircraft accident
11-79 Accident - Ambulance sent
11-80 Accident - Major injuries
11-81 Accident - Minor injuries
11-82 Accident - No injuries
11-83 Accident - No detail
11-84 Direct traffic
11-85 Tow truck required
11-94 Pedestrian stop
11-95 Routine traffic stop
11-96 Checking suspicious vehicle
11-97 Time/security check on patrol
11-98 Meet:
11-99 Officer needs help!
Refusing to follow these radio codes may lead to a factionkick/factionban or you can be blacklisted from applying for the LAPD.