I often listen to CKUT (Montreal) on the web.
Gerry Goodfriend has a wide ranging programme
"Folk Directions"
if you wish your music to be considered for broadcast.
see http://ckutfolk.com/index.html

I also listen to Sonny Ochs at WIOX Community Radio (Catskills NY)
"Folk Music and Other Stuff"
https://www.wioxradio.org/index.html