Specifications

Appendix
Citizens Band radio operators have largely adopted the “10-code” for
standard questions and answers. Its use permits faster communications
and better understanding in noisy areas. The following table lists some
of the more common codes and their meanings:
Code Meaning Code Meaning
10-1 Receiving poorly 10-35 Confidential information
10-2 Receiving well 10-36 Correct time is
10-3 Stop transmitting 10-37 Wrecker needed at
10-4 OK, message received 10-38 Ambulance needed at
10-5 Relay message 10-39 Your message delivered
10-6 Busy, stand by 10-41 Please turn to channel
10-7 Out of service, leaving air 10-42 Traffic accident at
10-8 In service, subject to call 10-43 Traffic Tie up at
10-9 Repeat message 10-44 I have a message for you
10-10 Transmission completed, 10-45 All units within range
standing by please report
10-11 Talking too rapidly 10-50 Break channel
10-12 Visitors present 10-60 What is next message num-
ber?
10-13 Advise Weather/Band 10-62 Unable to copy, use phone
conditions 10-63 Net directed to
10-16 Make pick up at 10-64 Net Clear
10-17 Urgent business 10-65 Awaiting your next
10-18 Anything for us? message/assignment
10-19 Nothing for you, return 10-67 All units comply
to base 10-70 Fire at
10-20 My location is 10-71 Proceed with transmission
in
10-21 Call by telephone sequence
10-22 Report in person to 10-77 Negative contact
10-23 Stand by 10-81 Reserve hotel room for
10-24 Completed last assignment 10-82 Reserve room for
10-25 Can you contact 10-84 My telephone number is
10-26 Disregard last information 10-85 My address is
10-27 I am moving to channel 10-91 Talk closer to mike
10-28 Identify your station 10-93 Check my frequency on
10-29 Time is up for contact this channel
10-30 Does not conform to FCC rules10-94 Please give me a long count
10-32 I will give you a radio check 10-99 Mission completed, all
10-33 EMERGENCY TRAFFIC units secure
10-34 Trouble at this station 10-200 Police needed at
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