Official Announcement: http://www.shareholder.com/sirius/Re...cat=&newsroom= SIRIUS Satellite Radio Passes 4 Million Subscribers NEW YORK, March 20, 2006 /PRNewswire-FirstCall via COMTEX News Network/ -- SIRIUS Satellite Radio (Nasdaq: SIRI) today announced that it recently surpassed 4 million subscribers nationwide. (Logo: http://www.newscom.com/cgi-bin/prnh/19991118/NYTH125 ) About SIRIUS SIRIUS delivers more than 125 channels of the best programming in all of radio. SIRIUS is the original and only home of 100% commercial-free music channels in satellite radio, offering 67 music channels available nationwide. SIRIUS also delivers 61 channels of sports, news, talk, entertainment, traffic, weather and data. SIRIUS is the Official Satellite Radio Partner of the NFL, NBA and NHL and broadcasts live play-by-play games of the NFL, NBA and NHL. All SIRIUS programming is available for a monthly subscription fee of only $12.95. SIRIUS products for the car, truck, home, RV and boat are available in more than 25,000 retail locations, including Best Buy, Circuit City, Crutchfield, Costco, Target, Wal-Mart, Sam's Club, RadioShack and at shop.sirius.com.