L-3 Communications to Broadcast First Quarter Conference Call over the Internet

Business Wire, March 30, 2007

NEW YORK -- L-3 Communications (NYSE: LLL) announced today that it intends to release its 2007 first quarter results on Monday, April 23, 2007 before the open of the market. In conjunction with this release, L-3 Communications will host a conference call on the same day at 10:00 AM EDT that will be simultaneously broadcast live over the Internet. Michael T. Strianese, President and Chief Executive Officer, Ralph D'Ambrosio, Vice President and Chief Financial Officer, and Cynthia Swain, Vice President - Corporate Communications, will host the call.

                  Monday, April 23, 2007
                       10:00 AM EDT
                        9:00 AM CDT
                        8:00 AM MDT
                        7:00 AM PDT

  Listeners may access the conference call live over the Internet at
                   the following web address:

           http://www.videonewswire.com/event.asp?id=38708

Please allow fifteen minutes prior to the call to visit this site to download and install any necessary audio software. The archived version of the call may be accessed at this site or by dialing (800) 642-1687 (passcode: 4053645) beginning approximately two hours after the call ends, and will be available until the company's next quarterly earnings release.

Headquartered in New York City, L-3 Communications employs over 63,000 people worldwide and is a prime system contractor in aircraft modernization and maintenance, C(3)ISR (Command, Control, Communication, Intelligence, Surveillance and Reconnaissance) systems and government services. L-3 is also a leading provider of high technology products, subsystems and systems. The company reported 2006 sales of $12.5 billion.

To learn more about L-3, please visit the company's web site at www.L-3Com.com.