Subsequent to the publication of this Press Release TeleCommunication Systems was fully absorbed into StockGroup Inc. and the product was named 'Reuters Connect - Station'.

ANNAPOLIS, MD, Aug 02, 2006 (MARKET WIRE via COMTEX News Network) -- TeleCommunication Systems, Inc. (TCS) (NASDAQ: TSYS), a leading provider of mission-critical wireless data solutions, today announced that Reuters, the global information company, recently entered into an agreement with TCS. Under the terms of the deal, TCS will develop a private-label version of its marketStream(TM) financial streaming data product for Reuters to offer to a subset of its subscriber base. TCS will customize the product to include Reuters branding and content. In addition, TCS will host the application and provide tier two and three support.

The product will enable end-user Reuters subscribers to view select Reuters financial data and news on their BlackBerries to keep in touch with the market when they are not using their Reuters market data terminals. The marketStream private-label service includes comprehensive alert capabilities, multiple watch-list support, Web-based management tools, and extensive configuration options for data and chart viewing. End-users may choose to have the service on a variety of compatible, wireless handheld devices available from major wireless carriers across the globe.

Gregg Smith, Senior Vice President of TCS' Enterprise Division, said, "Reuters is the name the financial industry turns to when they want the most accurate and timely information available. With our worldwide proven track record, TCS is committed to continue to deliver the highest quality to our private-label service for Reuters' subscribers."

ABOUT TELECOMMUNICATION SYSTEMS, INC.

TeleCommunication Systems, Inc. (TCS) produces wireless data communications technology solutions that require proven high levels of reliability. TCS provides wireless and VoIP E9-1-1 network-based services, secure deployable communication systems and engineered satellite-based services, and commercial location applications, like traffic and navigation, using the precise location of a wireless device. Customers include leading wireless and VoIP carriers around the world, and agencies of the U.S. Departments of Defense, State, and Homeland Security. For more information, visit www.telecomsys.com.

This announcement contains forward-looking statements within the meaning of Section 27A of the Securities Act of 1933, as amended, and Section 21E of the Securities and Exchange Act of 1934, as amended. These statements are based upon TCS' current expectations and assumptions that are subject to a number of risks and uncertainties that would cause actual results to differ materially from those anticipated.

The actual results realized by the Company could differ materially from the statements made herein, depending in particular upon the risks and uncertainties described in the Company's filings with the Securities and Exchange Commission (SEC). These include without limitation risks and uncertainties relating to the Company's financial results and the ability of the Company to (i) reach and sustain profitability when anticipated, (ii) continue to rely on its customers and other third parties to provide additional products and services that create a demand for its products and services, (iii) conduct its business in foreign countries, (iv) adapt and integrate new technologies into its products, (v) expand its business offerings in the new wireless data industry, (vi) develop software and provide services without any errors or defects, (vii) protect its intellectual property rights, and (viii) implement its sales and marketing strategy.

Existing and prospective investors are cautioned not to place undue reliance on these forward-looking statements, which speak only as of the date hereof. The Company undertakes no obligation to update or revise the information in this press release, whether as a result of new information, future events or circumstances, or otherwise. marketStream(TM) is powered by DeltaStream(R) from Imperial Software Technology Limited.

marketStream and Reuters Connect - Station are powered by IST's DeltaStream.

For more information about DeltaStream Mobile please go to the DeltaStream Mobile page. For more details about marketStream see our marketStream Story, the marketStream launch Press Release, Stockgroup's marketStream Product Overview (5.18MB PDF) and Stockgroup's marketStream White Paper (PDF). For information about Reuters Connect - Station see the Reuters Connect - Station page on Reuters' web site. Alternatively contact IST's Sales Desk (email: sales@ist.co.uk)

# # #

DeltaStream is a registered trademark and IST and the IST logo are trademarks of Imperial Software Technology Limited. TCS is a trademark of Telecommunication Systems Inc. Stockgroup and marketStream are trademarks of Stockgroup Information Systems Inc. Reuters and Reuters Connect - Station are trademarks of Reuters Limited. Other companies, products and service names mentioned herein are trademarks of their respective owners.