IRDMU Iridium Communications - Ghl Acquisition CP - One (1) Share of Common Stock And One (1) Warrant (MM)

Iridium Communications Inc. (Nasdaq:IRDM) ("Iridium") will host a conference call on Thursday, May 3, 2012 at 8:30 a.m. Eastern Time (ET) to discuss the Company's first-quarter 2012 financial results. In advance of the call on May 3, 2012, Iridium will issue its first-quarter 2012 earnings press release, which will be available at http://www.iridium.com. To participate in the teleconference, callers can dial the toll-free number 1-877-334-1964 (U.S. callers only) or 1-631-291-4574 (from outside the U.S.). To help ensure the conference call begins in a timely manner, please dial in five minutes prior to the scheduled start time. The conference call will also be simultaneously webcast at http://www.iridium.com. 

For those unable to participate in the live call, a replay of the call will be available toll-free until May 10, 2012 at 1-855-859-2056 (U.S. callers only) or at 1-404-537-3406 (callers outside the U.S.). The passcode for the replay is: 61804365. An archived replay of the webcast will also be available at http://www.iridium.com.   

About Iridium Communications Inc.

Iridium is the only mobile voice and data satellite communications network that spans the entire globe. Iridium enables connections between people, organizations and assets to and from anywhere, in real time. Together with its ever-expanding ecosystem of partner companies, Iridium delivers an innovative and rich portfolio of reliable solutions for markets that require truly global communications. The company has a major development program underway for its next-generation network – Iridium NEXT. Iridium Communications Inc. is headquartered in McLean, Va., U.S.A., and its common stock trades on the NASDAQ Global Select Market under the ticker symbol IRDM. For more information about Iridium products, services and partner solutions, visit www.iridium.com. IRDM-F

The Iridium Communications Inc. logo is available at http://www.globenewswire.com/newsroom/prs/?pkgid=10426

CONTACT: Investor Contact:
         
         Steve Kunszabo
         Iridium Communications Inc.
         +1 (703) 287-7570
         steve.kunszabo@iridium.com
         
         Press Contact:
         
         Ashley Eames
         Iridium Communications Inc.
         +1 (703) 287-7476
         ashley.eames@iridium.com