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High-HF (26-28 MHz) short-range radio service designed for personal or business use by the general public. Generally license free worldwide, although frequency allocations, modes and power limits vary from country to country. However, these limits are often ignored and enforcement is extremely lax.

Many countries follow the US 40-channel plan, with most of Europe allowing for use of FM on these frequencies in addition to AM. SSB is legal in some parts of the world, in others only AM/FM or even just FM are allowed. The US CB frequency plan has been standardized Europe-wise as the "CEPT" band (or "mid band") in FM mode. Some countries (Germany, Czech Republic, Russia, the UK, New Zealand etc) have additional channels authorized in addition to the standard 26.965-27.405 MHz US FCC/CEPT "mid band" allocation. Other countries have entirely different allocations or use only a portion of the US FCC/CEPT mid band channel plan. See charts below for CB channel plans.

See also freebanding.

Contents

US "FCC" "CEPT" or "mid band" CB Frequencies

AM and SSB Modulation

CB Channel Frequency
Channel 1 26.965 MHz
Channel 2 26.975 MHz
Channel 3 26.985 MHz
Channel 4 27.005 MHz
Channel 5 27.015 MHz
Channel 6 27.025 MHz
Channel 7 27.035 MHz
Channel 8 27.055 MHz
Channel 9 27.065 MHz
Channel 10 27.075 MHz
Channel 11 27.085 MHz
Channel 12 27.105 MHz
Channel 13 27.115 MHz
Channel 14 27.125 MHz
Channel 15 27.135 MHz
Channel 16 27.155 MHz
Channel 17 27.165 MHz
Channel 18 27.175 MHz
Channel 19 27.185 MHz
Channel 20 27.205 MHz
Channel 21 27.215 MHz
Channel 22 27.225 MHz
Channel 23 27.255 MHz
Channel 24 27.235 MHz
Channel 25 27.245 MHz
Channel 26 27.265 MHz
Channel 27 27.275 MHz
Channel 28 27.285 MHz
Channel 29 27.295 MHz
Channel 30 27.305 MHz
Channel 31 27.315 MHz
Channel 32 27.325 MHz
Channel 33 27.335 MHz
Channel 34 27.345 MHz
Channel 35 27.355 MHz
Channel 36 27.365 MHz
Channel 37 27.375 MHz
Channel 38 27.385 MHz
Channel 39 27.395 MHz
Channel 40 27.405 MHz


UK CB "27/81" Frequencies

FM (Frequency Modulation)

The UK allows use of the CEPT "mid band" allocation (same as US frequencies) in addition to the frequencies listed below. AM, FM and SSB are allowed on 26.965-27.405 MHz. FM is the only mode allowed on 27.60125-27.99125 MHz. In the UK, these frequencies are shared with the Community Audio Distribution Service (CADS) and the Republic of Ireland's Wireless Public Address System (WPAS).

CB Channel Frequency
Channel 1 27.60125 MHz
Channel 2 27.61125 MHz
Channel 3 27.62125 MHz
Channel 4 27.63125 MHz
Channel 5 27.64125 MHz
Channel 6 27.65125 MHz
Channel 7 27.66125 MHz
Channel 8 27.67125 MHz
Channel 9 27.68125 MHz
Channel 10 27.69125 MHz
Channel 11 27.70125 MHz
Channel 12 27.71125 MHz
Channel 13 27.72125 MHz
Channel 14 27.73125 MHz
Channel 15 27.74125 MHz
Channel 16 27.75125 MHz
Channel 17 27.76125 MHz
Channel 18 27.77125 MHz
Channel 19 27.78125 MHz
Channel 20 27.79125 MHz
Channel 21 27.80125 MHz
Channel 22 27.81125 MHz
Channel 23 27.82125 MHz
Channel 24 27.83125 MHz
Channel 25 27.84125 MHz
Channel 26 27.85125 MHz
Channel 27 27.86125 MHz
Channel 28 27.87125 MHz
Channel 29 27.88125 MHz
Channel 30 27.89125 MHz
Channel 31 27.90125 MHz
Channel 32 27.91125 MHz
Channel 33 27.92125 MHz
Channel 34 27.93125 MHz
Channel 35 27.94125 MHz
Channel 36 27.95125 MHz
Channel 37 27.96125 MHz
Channel 38 27.97125 MHz
Channel 39 27.98125 MHz
Channel 40 27.99125 MHz


German/Czech "Auxiliary" channels 41-80 (in addition to US channels 1-40)

FM modulation only. Digital modes allowed on specified channels.

CB Channel Frequency
Channel 41 26.565 MHz
Channel 42 26.575 MHz
Channel 43 26.585 MHz
Channel 44 26.595 MHz
Channel 45 26.605 MHz
Channel 46 26.615 MHz
Channel 47 26.625 MHz
Channel 48 26.635 MHz
Channel 49 26.645 MHz
Channel 50 26.655 MHz
Channel 51 26.665 MHz
Channel 52 26.675 MHz
Channel 53 26.685 MHz
Channel 54 26.695 MHz
Channel 55 26.705 MHz
Channel 56 26.715 MHz
Channel 57 26.725 MHz
Channel 58 26.735 MHz
Channel 59 26.745 MHz
Channel 60 26.755 MHz
Channel 61 26.765 MHz
Channel 62 26.775 MHz
Channel 63 26.785 MHz
Channel 64 26.795 MHz
Channel 65 26.805 MHz
Channel 66 26.815 MHz
Channel 67 26.825 MHz
Channel 68 26.835 MHz
Channel 69 26.845 MHz
Channel 70 26.855 MHz
Channel 71 26.865 MHz
Channel 72 26.875 MHz
Channel 73 26.885 MHz
Channel 74 26.895 MHz
Channel 75 26.905 MHz
Channel 76 26.915 MHz
Channel 77 26.925 MHz
Channel 78 26.935 MHz
Channel 79 26.945 MHz
Channel 80 26.955 MHz

New Zealand "CBL" channels

AM and SSB modulation. The CBH channels are the same as the US channels

CB Channel Frequency
Channel 1 26.330 MHz
Channel 2 26.340 MHz
Channel 3 26.350 MHz
Channel 4 26.370 MHz
Channel 5 26.380 MHz
Channel 6 26.390 MHz
Channel 7 26.400 MHz
Channel 8 26.420 MHz
Channel 9 26.430 MHz
Channel 10 26.440 MHz
Channel 11 26.450 MHz
Channel 12 26.470 MHz
Channel 13 26.480 MHz
Channel 14 26.490 MHz
Channel 15 26.500 MHz
Channel 16 26.520 MHz
Channel 17 26.530 MHz
Channel 18 26.540 MHz
Channel 19 26.550 MHz
Channel 20 26.570 MHz
Channel 21 26.580 MHz
Channel 22 26.590 MHz
Channel 23 26.620 MHz
Channel 24 26.600 MHz
Channel 25 26.610 MHz
Channel 26 26.630 MHz
Channel 27 26.640 MHz
Channel 28 26.650 MHz
Channel 29 26.660 MHz
Channel 30 26.670 MHz
Channel 31 26.680 MHz
Channel 32 26.690 MHz
Channel 33 26.700 MHz
Channel 34 26.710 MHz
Channel 35 26.720 MHz
Channel 36 26.730 MHz
Channel 37 26.740 MHz
Channel 38 26.750 MHz
Channel 39 26.760 MHz
Channel 40 26.770 MHz



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