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10-Codes
54 entriesThe CB/REACT ten-code set. Heads-up: police and public-safety agencies use their own variations — many have moved to plain language. On CB, these are still everyday shorthand.
| Name / Channel | Details |
|---|---|
| 10-1 | Receiving poorly. |
| 10-2 | Receiving well. |
| 10-3 | Stop transmitting. |
| 10-4 | OK / message received. |
| 10-5 | Relay message. |
| 10-6 | Busy — stand by. |
| 10-7 | Out of service / leaving the air. |
| 10-8 | In service / subject to call. |
| 10-9 | Repeat message. |
| 10-10 | Transmission completed, standing by. |
| 10-11 | Talking too rapidly. |
| 10-13 | Advise weather / road conditions. |
| 10-16 | Make pickup at… |
| 10-17 | Urgent business. |
| 10-18 | Anything for us? |
| 10-19 | Nothing for you — return to base. |
| 10-20 | Location ('What's your twenty?'). |
| 10-21 | Call by telephone. |
| 10-22 | Report in person to… |
| 10-23 | Stand by. |
| 10-24 | Completed last assignment. |
| 10-25 | Can you contact… |
| 10-26 | Disregard last information. |
| 10-27 | Moving to channel… |
| 10-28 | Identify your station. |
| 10-29 | Time is up for contact. |
| 10-30 | Does not conform to FCC rules. |
| 10-32 | I will give you a radio check. |
| 10-33 | EMERGENCY TRAFFIC at this station. |
| 10-34 | Trouble at this station — help needed. |
| 10-35 | Confidential information. |
| 10-36 | Correct time is… |
| 10-38 | Ambulance needed at… |
| 10-39 | Your message delivered. |
| 10-41 | Please tune to channel… |
| 10-42 | Traffic accident at… |
| 10-43 | Traffic tie-up at… |
| 10-44 | I have a message for you. |
| 10-45 | All units within range please report. |
| 10-50 | Break channel. |
| 10-62 | Unable to copy — use phone. |
| 10-65 | Awaiting your next message/assignment. |
| 10-70 | Fire at… |
| 10-73 | Speed trap at… |
| 10-75 | You are causing interference. |
| 10-77 | Negative contact. |
| 10-85 | My address is… |
| 10-91 | Talk closer to the mic. |
| 10-92 | Your transmitter is out of adjustment. |
| 10-93 | Check my frequency on this channel. |
| 10-94 | Please give me a long count (1–10). |
| 10-99 | Mission completed, all units secure. |
| 10-100 | Restroom break (CB slang). |
| 10-200 | Police needed at… (CB slang). |