Los Santos Public Safty Corps.   

Code 1 Normal Response
Code 2 Expedited Response (No Lights or Sirens Except when going though traffic or intersections)
Code 3 Emergency Response (Lights and Sirens)
Code 4 Disregard

Code 5 No Units Available
Code 6 Bomb Threat
Code 7 Officer Held Hostage
Code 13 Subject or object despawned
Code 20 Officer Needs Immediate Assistance

10-1 Return to station
10-2 Tx telephone
10-3 Out-of service at _____
10-4 Message received
10-5 Coffee break
10-6 Property Damage Accident (P.D.A.)
10-7 Stand by or be in area
10-8 Lunch or dinner break
10-9 Busy at or with ____ at _____
10-10 Transport
10-11 Premise or Bar check
10-12 Old or delayed dispatch
10-13 Fire or fire alarm
10-14 Status check
10-15 Personal Injury (P.I.) Accident
10-16 Burglar alarm / Silent alarm
10-17 Prisoner transport
10-18 Can you copy? Is subject present?
10-19 Back-up requested
10-20 Location
10-21 Fight

10-22 Warrant
10-23 Large crowd gathering
10-24 Riot
10-25 DUI / Drunk
10-26 Arrived on scene
10-27 Assignment Completed
10-28 Registration Check
10-29 Warrant or File Check
10-30 Raise door
10-31 Close door
10-32 Deceased subject
10-33 Traffic stop
10-34 Mental subject
10-35 Homicide
10-36 Narcotics
10-37 Fatal traffic accident
10-38 Violation of Controlled Substances Act (V.C.S.A.) Possession of Narcotics