TeleCommunication Systems Sets First Quarter 2009 Conference Call for Thursday, April 30 at 5:00 P.M. ET

ANNAPOLIS, MD, Apr 20 (MARKET WIRE) --
TeleCommunication Systems, Inc. (TCS) (NASDAQ: TSYS), a global leader in
mission-critical wireless communications technology, will hold a
conference call on Thursday, April 30, 2009 at 5:00 p.m. Eastern time to
discuss results for the first quarter ended March 31, 2009. Financial
results will be issued in a press release after the close of the market
the same day.

TeleCommunication Systems' chairman, president and CEO, Maurice B. Tose,
and senior vice president and CFO, Tom Brandt, will host the presentation,
followed by a question and answer period.

Date: Thursday, April 30, 2009
Time: 5:00 p.m. Eastern time (2:00 p.m. Pacific time)
Dial-In Number: 1-800-895-0198
International: 1-785-424-1053
Conference ID#: 7TELECOM

The conference call will be broadcast simultaneously and available for
replay via the investor section of the company's Web site at
www.telecomsys.com.

Please call the conference telephone number 5-10 minutes prior to the
start time. An operator will register your name and organization and ask
you to wait until the call begins. If you have any difficulty connecting
with the conference call, please contact the Liolios Group at
949-574-3860.

A replay of the call will be available after 8:00 p.m. Eastern time on the
same day and until May 30, 2009:

Toll-free replay number: 1-800-688-9445
International replay number: 1-402-220-1371
(No passcode required)

About TeleCommunication Systems

TeleCommunication Systems, Inc. (TCS) (NASDAQ: TSYS) engineers and
delivers highly reliable wireless communications technology. TCS is a
leader in wireless text messaging and location-based technology,
including E9-1-1 services and commercial applications like navigation
that use the precise location of a wireless device, and secure
satellite-based communications systems and services. Customers include
leading wireless and VoIP carriers around the world, cable MSOs,
automotive telematics vendors, and agencies of the U.S. Departments of
Defense, State, and Homeland Security. TCS is one of six primary vendors
on a $5 billion Army Worldwide Satellite Systems Contract vehicle. For
more information, visit www.telecomsys.com.

Company Contacts:
Tom Brandt
Senior Vice President and CFO
TeleCommunication Systems, Inc.
Tel 410-280-1001
tbrandt@telecomsys.com

Scott Liolios or Matt Glover
Investor Relations
Liolios Group, Inc.
Tel 949-574-3860
info@liolios.com

Copyright 2009, Market Wire, All rights reserved.

-0-