Clearwire Corporation (NASDAQ:CLWR) will host a conference call to discuss fourth quarter and full-year 2007 financial results on Tuesday, March 4, 2008, at 11:00 a.m. Eastern Time (8:00 a.m. Pacific Time). Earnings will be released that morning before the market opens.

A live broadcast of the conference call will be available online on the company’s Investor Relations website located at: http://investors.clearwire.com.

Interested parties can access the conference call by dialing 888-680-0892 or outside the United States, 617-213-4858, five minutes prior to the start time. The passcode for the call is 78850119. To pre-register for the conference call, go to: www.theconferencingservice.com/prereg/key.process?key=PAFRTQBDL.

A replay of the call will be available beginning at approximately 1:00 p.m. Eastern Time on Tuesday, March 4, until approximately midnight Eastern Time on Tuesday, March 18, by calling 888-286-8010, or outside the United States, dial 617-801-6888. The passcode for the replay is 38903556.

About Clearwire

Clearwire, founded in October 2003 by telecom pioneer Craig O. McCaw, is a provider of simple, fast, portable and reliable wireless high-speed Internet service. Clearwire customers connect to the Internet using licensed spectrum, thus eliminating the confines of traditional cable or phone lines. Headquartered in Kirkland, Wash., the company launched its first market in August 2004 and now offers service in 16 states across the U.S. as well as in Europe.