ICO Signs Roaming Agreement With AT&TWireless.

WASHINGTON--(BUSINESS WIRE)--Aug. 6, 1999--

ICO Global Communications (NASDAQ:ICOGF), the global mobile communications company, has signed its first satellite roaming agreement in the United States, with wireless network operator AT&T Wireless Services, which has one of the largest digital

Under the terms of the agreement, ICO customers will be able to roam onto AT&T's digital network when ICO initiates its satellite-enabled services in the fourth quarter of next year. AT&T serves more than 10 million subscribers in the United States. AT&T has licenses in more than 250 markets in the U.S.

ICO has now secured 54 roaming agreements with network operators worldwide, and is expected to conclude several more in the coming months.

Mary Frost, ICO's Regional General Manager for North America, said: "The agreement in the United States is another milestone in ICO's progress towards commercial launch. North America is a significant potential market for ICO's broad range of services. We expect to sign additional roaming agreements with other cellular networks in North America in the coming months."

Editor's Note:

ICO Global Communications was established in January 1995 as a private company to provide global mobile personal communications services by satellite, including digital voice, data, fax and messaging services. It has raised approximately $3 billion to date from equity and debt investors.

Among its investors are more than 60 strategic partners and investors, comprising telecommunications and technology companies from over 50 markets around the world. In July 1998, ICO was listed on Nasdaq and became a public company.

ICO expects to begin commercial operations of its mobile satellite services in the fourth quarter of next year.

Its satellite services are expected to be used by international and domestic cellular users who roam outside areas covered by compatible cellular networks from business, industry and government organizations, mining, transportation, aeronautical, maritime, media and other sectors, as well as residents of rural and remote areas lacking adequate local communications.

For more information on ICO, please contact

Joe Tedino ICO Global Communications Tel: 202/887 8111 Mobile: 202/255 0892 Email: joseph.tedino@ico.com

Visit the ICO Website at: www.ico.com