Maybe LPFM fits your definition? Community FM radio authorized by the FCC. The restriction is that the range is limited, but then again, a tiny community of is

Maybe LPFM fits your definition? Community FM radio authorized by the FCC. The restriction is that the range is limited, but then again, a tiny community of is not likely to be blasting a kilowatt anyway. https://www.fcc.gov/media/radio/lpfm https://www.fcc.gov/media/radio/lpfm