Yeah, I was gonna say, I listen to KPFA Pacifica Radio up here in the Bay Area (been listening to it since I was a kid):
http://www.kpfa.org/ - Berkeley
We have some other local cool progressive and college stations for alt programming, and I always enjoy finding new sites on the web to check out (although I tend to have time to settle on just a few that are tried and true):
http://www.kkup.com/ - Cupertino (People's Radio)
Here is a good link list of Progressive-oriented radio web sites which provide internet streaming broadcasts:
List of Progressive-oriented Radio Web Sites that Stream Programming over the Web
ADG