XM Satellite Radio Schedules Second Quarter 2006 Financial Results Conference Call on July 27

XM Satellite Radio Schedules Second Quarter 2006 Financial Results Conference Call on July 27

WASHINGTON, July 21 /PRNewswire-FirstCall/ -- XM Satellite Radio (NASDAQ:XMSR) has scheduled a conference call for Thursday, July 27, 2006 at 10 a.m. ET to announce and discuss its second quarter 2006 financial results. Prior to the call, XM Radio's second quarter 2006 results will be posted to the Company's website (http://www.xmradio.com/) and will also be released to PR Newswire and First Call.

To listen to the conference call via telephone, please call one of the following numbers approximately 10 minutes prior to the planned start of the call:

Call-in number: (877) 265-5808
Local call-in number: (706) 679-7931

The conference call can also be accessed via a live webcast on the Company's website, located at http://www.xmradio.com/about/about_us.html (click on Investor Information link). The webcast of the call will also be archived on the site.

If you are unable to participate in the scheduled call, a replay of the conference call will be available after 11 a.m. ET Thursday, July 27, 2006 until October 27, 2006.

Playback Number: (800) 642-1687
Local playback number: (706) 645-9291
Conference ID#: 2783169

About XM Satellite Radio

XM is America's number one satellite radio service with more than 6.89 million subscribers. Broadcasting live daily from studios in Washington, DC, New York City, the Country Music Hall of Fame in Nashville, Toronto and Montreal, XM's 2006 lineup includes more than 170 digital channels of choice from coast to coast: the most commercial-free music channels, sports, talk, comedy, children's and entertainment programming; and the most advanced traffic and weather information.

XM, the leader in satellite-delivered entertainment and data services for the automobile market through partnerships with General Motors, Honda, Toyota, Hyundai, Nissan and Porsche, is available in more than 140 different vehicle models for 2006. XM's industry-leading products are available at consumer electronics retailers nationwide. For more information about XM hardware, programming and partnerships, please visit http://www.xmradio.com/.

Factors that could cause actual results to differ materially from those in the forward-looking statements in this press release include demand for XM Satellite Radio's service, the Company's dependence on technology and third party vendors, its potential need for additional financing, as well as other risks described in XM Satellite Radio Holdings Inc.'s Form 10-K filed with the Securities and Exchange Commission on 3-3-06. Copies of the filing are available upon request from XM Radio's Investor Relations Department.

Source: XM Satellite Radio

CONTACT: Chance Patterson, Media Relations, VP of Corporate Affairs,
+1-202-380-4318, chance.patterson@xmradio.com, or Joe Wilkinson, VP of
Investor Relations, +1-202-380-4008, joe.wilkinson@xmradio.com, both of XM
Satellite Radio

Web site: http://www.xmradio.com/

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