In addition to the radio-locator listings posted by racoonradio above, TuneIn.com has a listing as well for Mattapoisett, MA 02739:
http://tunein.com/search/?query=02739&so=0There's a link at the top of that webpage for the nearby New Bedford-Fall River market.
Of course, you may also search for Boston, Providence and other locations by location name or zip code from the search bar on the same page.
Occasionally TuneIn misses a few stations depending upon which location/zip code is searched; it's still a decent tool to use.
