Common used radio codes for communication for security. police, fireman, ambulance can also utilize this set of common 10 codes.

1. “10 - ” Codesfor Radio Communication
10-1 Receiving Poorly
10-2 Receiving Well (loud & clear)
10-3 Repeat Last Transmission
10-4 Acknowledgement
10-5 Stand-by
10-6 Busy
10-7 End of shift / out of service
10-8 Start of shift / in service
10-9 Repeat
10-10 Continuing Patrol
10-11 Location – Office
10-12 Phone Call required
10-13 Weather & Road Conditions
10-14 Bomb Threat
10-16 Unauthorized Listeners Present
10-18 Intoxicated Person
10-19 Require Supervisory Assistance
10-20 What is your location?
10-21 Improper Radio Use
10-22 Require Police
10-26 Detaining Subject
10-30 Ready for Assignment
10-31 Assignment Complete
10-33 Emergency
10-36 Correct Time
10-38 Unit Ready for Clearance
10-42 Coffee Break
10-45 Death/Fatality
10-50 Accident with Injury
10-51 Tow Truck Needed
10-52 Ambulance Needed
10-53 Accident No Injuries
10-54 Fire Department Required
10-66 Subject Under Observation
10-70 Message for All Units
10-78 Need Assistance/ Require Back up
10-90 Alarm Response
10-92 Person in Custody
10-95 Person Believed Dangerous
These highlighted10codesare the mostcommon usedsignalsindayto daydeployment forthe
CanadianSecurityIndustry.