Hallmark Channel Radio (via satellite on channel 70), Now we're bringing the warmth and joy of the season back to SiriusXM with Hallmark Channel Radio, featuring timeless Christmas music and carols - a perfect way to celebrate the wonder of this festive time of year. Listen to your favorite christmas music, including our year-long channel, right here!. Hear classical Christmas carols and holiday favorites performed by the greatest classical artists of all time, including the Mormon Tabernacle. Hallmark Channel Radio (via satellite on channel 70) Now we're bringing the warmth and joy of the season back to SiriusXM with Hallmark Channel Radio, featuring timeless Christmas music and carols - a perfect way to celebrate the wonder of this festive time of year.