Wiki Page, Radio Communications: 10 Codes, Signals, and Plain Speech

Wiki Page
2014-04-05T17:47:32-06:00

10 Codes, Signals, and Plain Speech

10 Codes and Signals are used to represent commons phrases in voice communication. Although you do not need to know or use 10 Codes or Signals when operating the radio, you may hear others using them.

The tables below list common 10 Codes and Signals.

Common 10-Codes

10-4 | Acknowledging message
10-8 | In the vehicle
10-9 | Did not understand/Repeat
10-97 | On scene
10-98 | Clear of scene/Everything is finished

Common Signals

Signal 1 | Injury accident
Signal 2 | Non-injury accident
Signal 6 | Drowning
Signal 11 | Fire

Dispatch and other departments understand that volunteer firefighters may not know or use 10 Codes or Signals. It is acceptable to use plain speech without codes or signals when using the radio.

Most importantly, if you don’t understand the message, ask for clarification!