APCO 10 Codes
Association of Public Safety Communications Officers
APCO 10 Codes
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APCO 10 Codes

10-0   Use caution
10-1   Unable to copy, change location
10-2   Signal good
10-3   Stop transmitting
10-4   Acknowledgement
10-5   Relay___
10-6   Busy, stand by unless urgent
10-7   Out of service
10-8   In service
10-9   Repeat
10-10 Fight in progress
10-11 Dog chase
10-12 Stand by
10-13 Road/weather report
10-14 Prowler report
10-15 Civil disturbance
10-16 Domestic problem
10-17 Meet complainant
10-18 Urgent
10-19 Return to station
10-20 Location
10-21 Phone
10-22 Disregard
10-23 Arrived at location
10-24 Assignment complete
10-25 Report to
10-26 Detaining suspect
10-27 Driver's license/ID card check
10-28 License plate check
10-29 Check record for want or stolen
10-30 Illegal use of radio
10-31 Crime in progress
10-32 Person with gun
10-33 EMERGENCY
10-34 Riot
10-35 Major crime alert
10-36 Correct time
10-37 Suspicious Vehicle
10-38 Stop suspicious vehicle
10-39 Emergency response
10-40 Non-emergency response
10-41 Beginning tour of duty
10-42 Ending tour of duty
10-43 Information
10-44 Permission to leave
10-45 Animal carcass in _____  road/lane
10-46 Assist motorist
10-47 Emergency road repair
10-48 Traffic control needed at ____
10-49 Traffic sign/signal needs repair 

 10-50 Traffic accident
10-51 Request tow truck
10-52 Request ambulance
10-53 Road blocked at ___
10-54 Livestock on roadway
10-55 Drunk driver
10-56 Drunk pedestrian
10-57 Hit & run accident
10-58 Direct traffic
10-59 Escort
10-60 Squad in vicinity
10-61 Personnel in vicinity
10-62 Reply to message
10-63 Prepare to copy
10-64 Local message
10-65 Net message
10-66 Cancel message
10-67 Clear net for message
10-68 Dispatch information
10-69 Message received
10-70 Fire alarm
10-71 Advise nature of alarm
10-72 Report progress of alarm
10-73 Smoke report
10-74 Negative
10-75 In contact with ___
10-76 En route to ___
10-77 Estimated time of arrival ("ETA")
10-78 Request assistance
10-79 Notify coroner
10-80 Pursuit in progress
10-81 Breathalyzer report
10-82 Reserve lodging
10-83 School crossing assignment
10-84 Estimated time of arrival ("ETA")
10-85 Arrival delayed
10-86 Operator on duty
10-87 Pick up ___
10-88 Advise telephone number
10-89 Bomb threat
10-90 Bank alarm
10-91 Pick up subject
10-92 Illegally parked vehicle
10-93 Blockage
10-94 Drag racing
10-95 Subject in custody
10-96 Detain subject - Mental subject
10-97 Test signal (radio check)
10-98 Prison/jail escape
10-99 Records indicated wanted or stolen