CHANNEL FREQUENCY   CHANNEL FREQUENCY 1 26.965   21 27.215 2 26.975   22 27.225 3 26.985   23 27.255 4 27.005   24 27.235 5 27.015   25 27.245 6 27.025   26 27.265 7 27.035   27 27.275 8 27.055   28 27.285 9 27.065   29 27.295 10 27.075   30 27.305 11 27.085   31 27.315 12 27.105   32 27.325 13 27.115   33 27.335 14 27.125   34 27.345 15 27.135   35 27.355 16 27.155   36 27.365 17 27.165   37 27.375 18 27.175   38 27.385 19 27.185   39 27.395 20 27.205   40 27.405 The full CB band is 440 KHz wide. Channel 19, frequency-wise, is the bands "dead-center" channel.