Positron Public Safety Systems to provide IP ALI solution
with Qwest and Intrado for King County, WA
Denver, CO, June 27, 2005

Positron Public Safety Systems has partnered with Qwest to provide King County, WA with an IP ALI capability using Positron customer premise equipment and Intrado’s Intelligent Emergency Network (IEN) infrastructure.

This nationwide first represents the initial phase of a multiple phase project where King County will implement richer information and data sharing for their next generation E9-1-1.

“We are excited to be involved in this project with King County, who are a very valued and long time Positron customer. It is also exciting to be working with Qwest and Intrado in helping shape the future of 9-1-1” said Philip Grauer, Positron’s Product Manager, Alliances & Partnerships.

About Positron Public Safety Systems

Positron Public Safety Systems, with US headquarters in Atlanta, Georgia, is the leader in fully integrated, end-to-end public safety solutions for call handling and dispatching. Established in 1970, Positron has more than 34 years in delivering mission critical applications and over 22 years of developing public safety solutions. With 600 employees in offices throughout the world, Positron's global footprint extends from the United States and Canada through Europe, Africa, Latin America, Australia, Asia and the South Pacific. Additional information on Positron Public Safety Systems, its products and services and past press releases can be found on the Company’s Web site: www.positron911.com.

About Qwest

Qwest Communications International Inc. (NYSE: Q) is a leading provider of voice, video and data services. With more than 40,000 employees, Qwest is committed to the “Spirit of Service” and providing world-class services that exceed customers’ expectations for quality, value and reliability. For more information, please visit the Qwest Web site at www.qwest.com.

About Intrado

Intrado Inc. (NASDAQ:TRDO), now in its 25th year, has been a pioneer in emergency communications since 1979. Intrado provides the core of the nation's 9-1-1 infrastructure and delivers innovative solutions to communications service providers and public safety organizations, including complex data management, network transactions, wireless data services and notification services. The company's unparalleled industry knowledge and experience reduce the effort, cost and time associated with providing reliable information for 9-1-1, safety and commercial applications. Additional information on Intrado, its products and services, and past press releases can be found at the Company's Web site: www.intrado.com.