Oprah Winfrey's Biography
Satellite Radio Programmer

Through a joint venture, Oprah launched “Oprah & Friends” satellite radio channel in September 2006, which was renamed “Oprah Radio” in 2009. “Oprah Radio,” which airs on Sirius XM Radio, features a broad range of original daily programming from Harpo Radio, Inc., including regular segments hosted by popular personalities from The Oprah Winfrey Show and O, The Oprah Magazine and her exclusive radio program, “Oprah’s Soul Series.”

Sources:
 *Nielsen Cassandra Ranking Report - Nov'86 to July '99 and Wrap Sweeps+, Nov '99 to May '09. Wtd Avg DMA HH Rtg, Primary Telecasts Only. 
**Nielsen/NPower/P2+ unique viewer average: 1-minute qualifier, L+7, 10/30/08-11/26/08, 3/5/09-4/1/09, 4/23/09-5/20/09.