Amdocs Supplies Customer Care and Billing System to Celulares Telefonica.

Business Editors

SAN JUAN, Puerto Rico--(BUSINESS WIRE)--May 2, 2000

Provides Advanced Billing Capabilities for Wireless Arm of

GTE-owned Puerto Rico Telephone Company 

Celulares Telefonica, Inc., a leading wireless carrier in Puerto Rico, and Amdocs (NYSE:DOX), a major international provider of customer care, billing and order management solutions to the communications industry, announced the successful implementation of Amdocs' Ensemble solution for customer care and billing. Celulares Telefonica is the wireless arm of the Puerto Rico Telephone Company, in which GTE holds majority ownership. Celulares Telefonica relies on Ensemble to support all of its cellular and paging operations, serving over 400,000 subscribers.

"The Amdocs customer care and billing system enables us to retain the competitive edge in our market," said Carla Ussery, Vice President-General Manager of Celulares Telefonica. "The new system provides us with flexibility and efficiencies suited to our rapidly expanding business."

"The Amdocs solution helps maximize our global capabilities," said Bob Abe, Assistant Vice President, GTE International Systems Support. "This common base system provides our affiliates worldwide with best-in-class integrated customer care and billing applications. The Amdocs system enables our affiliates to achieve unifying worldwide compatibility and efficiencies."

"This agreement with Celulares Telefonica creates a strategic solution for quality customer care and billing," said Norman Rafalowitz, Amdocs Senior Vice President of International Marketing. "We are proud to provide Celulares Telefonica with a solution suited to its expanding business needs."

About Puerto Rico Telephone Company

PRTC is the principal subsidiary of the Puerto Rico Telephone Authority, the island's largest provider of telecommunications services to both the business and consumer markets, including local exchange, long-distance, wireless and Internet access services. A GTE-led consortium owns a controlling stake in PRTC. PRTC serves more than 1.3 million access lines, more than 285,000 cellular subscribers, and more than 183,000 paging customers.

About GTE

With 1999 revenues of more than $25 billion, GTE is a leading telecommunications provider with one of the industry's broadest arrays of products and services. In the United States, GTE provides local service in 28 states and wireless service in 18 states, as well as nationwide long-distance, directory, and internetworking services ranging from dial-up Internet access for residential and small-business consumers to Web-based applications for Fortune 500 companies. Outside the United States, the company serves customers on five continents. Additional information about GTE can be obtained at http://www.gte.com.

GTE's community and philanthropic programs target excellence in education, particularly math, science, technology and literacy. GTE also supports job training, delivery of health and human services, and the arts. The company's newest program is GTE Reads, a public charity designed to create public awareness, increase fundraising and support organizations dedicated to improving America's literacy levels. GTE customers can contribute to GTE Reads by checking off a box on their bill. Others can contribute through GTE Superpages.com (http://www.superpages.com).

About Amdocs

Amdocs is a leading provider of customer care, billing and order management systems for communications and Internet services. Amdocs has an unparalleled success record in project delivery of its mission-critical products. With human resources of over 5,900 information systems professionals, Amdocs has an installed base of successful projects with more than 75 service providers throughout the world. In April 2000, Amdocs completed the acquisition of Solect Technology Group Inc., a leading provider of customer care and billing systems for IP service providers. For more information visit our Web site at www.amdocs.com

About Ensemble

Ensemble(TM) is Amdocs' platform for customer care, billing and order management. Ensemble supports convergent multi-service operations, including voice, data and IP services in wireline and wireless environments. The system utilizes a scaleable, multi-tier, client-server UNIX platform and has been proven to support the high-volume performance requirements of leading carriers.