Centennial Cellular Corp. Announces Management Reorganization.

NEPTUNE, N.J.--(BUSINESS WIRE)--March 25, 1999--Centennial Cellular Corp. ("Centennial") (NASDAQ: CYCL) announced today a management reorganization that increases focus on its rapidly growing Integrated Communications Provider in Puerto Rico. Rudy J. Graf, previously President of Centennial, becomes President and Chief Executive Officer of Centennial de Puerto Rico. Michael J. Small, Chief Executive Officer of Centennial, assumes Mr. Graf's previous title of President of Centennial. Small and Graf remain on the Centennial Board of Directors.

"Centennial de Puerto Rico is an extraordinary story," said Michael Small. "As a fully integrated communications provider, it's rate of growth and breadth of services is unprecedented. This is a tribute to Rudy Graf and his management team. With his increased involvement, I am more confident than ever that the prospects for Centennial de Puerto Rico are outstanding."

"I am truly excited to focus solely on Puerto Rico", said Rudy Graf. "We offer full-mobility wireless, wireless local loop, land-line local and long-distance, and internet services today. Our momentum is tremendous and there are abundant opportunities for more rapid growth."

In connection with the reorganization, the following individuals are promoted to Senior Vice President: Peter W. Chehayl - Chief Financial Officer; Thomas E. Bucks - Controller; John H. Casey III- Administration; Thomas R. Cogar Jr. - Chief Technology Officer, Domestic; and Michael Marrero - Chief Technology Officer, Puerto Rico. All were previously Vice Presidents.

Centennial is one of the largest independent wireless telecommunications service providers in the United States and Puerto Rico with approximately 10.8 million Net Pops. Centennial's domestic Rural Cellular operation has 5.8 million Net Pops and serves over 300,000 customers. Centennial de Puerto Rico, is a fully integrated provider of communications services in Puerto Rico. These operations utilize a PCS license that covers 3.8 million Pops in Puerto Rico and the U.S. Virgin Islands and a Competitive Local Exchange Carrier ("CLEC") license to operate in Puerto Rico. In addition, the company owns minority shares, representing approximately 1.2 million Net Pops in certain other cellular operations controlled and managed by other cellular operators.

Welsh, Carson, Anderson & Stowe (WCAS) and an affiliate of the Blackstone Group are the company's controlling shareholders. WCAS is a private investment firm based in New York and founded in 1979. WCAS currently manages over $8 billion in private equity capital and focuses primarily on the information services and healthcare industries. The Blackstone Group is a New York based private investment bank whose current corporate investment vehicle, Blackstone Capital Partners III Merchant Banking Fund, LLP, has approximately $3.8 billion in committed capital.