This is like radio-locator.com to the power of AWESOME.
From their homepage:
MB Language Learning Content Pages
Over the years we have created a number of content pages meant to present useful information and content to users of the site who are learning a language. Most of these are aimed at content that helps people learn foreign languages, or learn languages at a deeper level. Presented here are links for free language lessons, foreign language schools, online dictionaries, foreign newspapers, foreign internet and online radio stations, associations and conferences for foreign languages, ESL, and ASL, and ASL interpreter training programs.
Definitely check out the Internet Radio search function.