The wavelength range of radio waves is typically from about 1 millimeter (0.001 meters) to 100 kilometers (100,000 meters).Radio WavesRadio waves are electromagnetic waves with the longest wavelengths in the electromagnetic spectrum. They can be very long, like tens of kilometers (used in AM radio broadcasting), or very short, like a few millimeters (used in some radar and satellite communications). The wavelength determines the wave's frequency, with longer wavelengths having lower frequencies and shorter wavelengths having higher frequencies.So, radio waves cover a huge range of wavelengths from about 0.001 meters up to 100,000 meters.