Common codes
What does 10-4 mean?
Acknowledgement or Copy
Which code signals an Emergency?
10-33
What does 10-1 mean?
Unable to copy
Which code means Beginning Tour of Duty?
10-41
What does 10-36 mean?
correct time
What does 10-20 mean?
Location
What does 10-78 mean?
Need assistance
What does 10-2 mean?
Signal good
Which code means Ending Tour of Duty?
10-42
Which code means Mechanical Breakdown?
10-65
“Return to”?
10-19
Which code means Ambulance Needed?
10-52
What does 10-3 mean?
Stop transmission
What does 10-19 mean?
Return to
What does 10-26 mean?
Detaining subject
What does 10-23?
Arrive at scene
What does 10-89 mean?
Bomb threat
What does 10-9 mean?
Repeat
Which code means Enroute?
10-76
Which code means Special Detail?
10-84
Which code mean assignment complete?
10-24
Which code is used for Suicide Attempt?
10-44
Which code warns of Unnecessary Radio Use?
10-30
What does 10-84 stand for?
Special detail
Which code means Escape in Progress?
10-98