TSYS (MM)

TeleCommunication Systems, Inc. (TCS) (NASDAQ: TSYS), a world leader in highly reliable and secure mobile communication technology, today announced that it has received orders worth $9.9 million to supply high reliability electronic parts, engineering services and long-term parts storage over a three-year period. The services and components are for satellites being built by commercial entities and the Japanese government for a range of applications.

The new business indicates continued momentum for the Trident Space & Defense business, which was acquired by TCS in January of this year, and is now part of TCS' Government business unit. The Trident team has worked with the Japanese space community for more than 30 years, supplying engineering services, technical support and high reliability electronic parts for use in that community's satellites and launch vehicles.

"Our customers in Japan have come to expect the high level of reliability in the equipment, engineering support, and customer service we've been providing them for the past three decades," said Mike Bristol, senior vice president and general manager of government solutions for TCS. "Our ability to solve their toughest challenges with practical solutions continues to exceed our customers' expectations. That's how we've earned an unparalleled reputation for excellence in the space industry."

TCS supplies high reliability electronic parts, materials, quality assurance services, radiation tolerant components, rugged solid state drives, custom packaging and other products and services for the aerospace, military and industrial markets. The Trident team has performed total parts management for nearly every major space agency worldwide since it was founded in 1976; and it has supplied components, parts and materials for over 150 spacecraft manufactured in Europe, Asia and the Americas. TCS is dedicated to high reliability components, parts and materials and serves the space community with a broad range of capabilities and services essential to reliable and long-life spacecraft.

About TeleCommunication Systems, Inc. TeleCommunication Systems, Inc. (TCS) (NASDAQ: TSYS) is a world leader in highly reliable and secure mobile communication technology. TCS infrastructure forms the foundation for market leading solutions in E9-1-1, text messaging, commercial location and deployable wireless communications. TCS is at the forefront of new mobile cloud computing services providing wireless applications for navigation, hyper-local search, asset tracking, social applications and telematics. Millions of consumers around the world use TCS wireless apps as a fundamental part of their daily lives. Government agencies utilize TCS' cyber security expertise, professional services, and highly secure deployable satellite solutions for mission-critical communications. Headquartered in Annapolis, MD, TCS maintains technical, service and sales offices around the world. To learn more about emerging and innovative wireless technologies, visit www.telecomsys.com.

Except for the historical information contained herein, this news release contains forward-looking statements as defined within 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 subject to risks and uncertainties and are based upon TCS' current expectations and assumptions that if incorrect would cause actual results to differ materially from those anticipated. Risks include without limitation our anticipation of exceeding customer satisfaction, and those detailed from time to time in the Company's SEC reports, including the report on Form 10-K for the year ended December 31, 2010 and on Form 10-Q for the quarter ended March 31, 2011. 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.

Company Contact: TeleCommunication Systems, Inc. Meredith Allen 410-295-1865 Email Contact Media Contact: Welz & Weisel Communications Evan Weisel 703-218-3555 Email Contact Investor Relations: Liolios Group, Inc. Scott Liolios 949-574-3860 Email Contact