XM is a satellite radio service based in the 48 contiguous United States and 10 Canadian provinces. XM satellite radio has a wide variety of programming and commercial-free music, coast to coast, and in digital-quality sound. A fee is required to receive the XM service. For more information refer to: . www.xmradio.com or call 1-800-929-2100 (U.S.). . www.xmradio.ca or call 1-877-438-9677 (Canada). For more information, see Satellite Radio .