Centennial Wireless Selects Syniverse to Provide Number Portability and Network Services

  
    
  
  
    
      Syniverse Technologies (NYSE:SVR), a leading provider of 
      mission-critical technology services to wireless telecommunications 
      companies worldwide, announced today it has signed a multi-year contract 
      to provide Centennial Wireless with number portability and network 
      services.
    
    
      Through the new agreement, Syniverse will supply Centennial with its 
      LATALink® ISUP 
      Signaling Transport Service, which allows for efficient and economical 
      connections to local access transport areas; its INLINK® 
      SS7 Signaling Transport Services, which establishes the network backbone 
      required for a variety of advanced intelligent network services; and its 
      INPort® ICC/SOA WNP 
      Service Bureau and INPort® 
      LRN Query Service number portability solutions, which let subscribers 
      change local telecommunications service providers while keeping their 
      existing telephone numbers.
    
    
      This contract expands the existing Centennial-Syniverse relationship 
      that currently includes a variety of other clearinghouse, messaging and 
      network services.
    
    
      “We are obviously delighted that Centennial 
      Wireless, one of the premier regional providers of telecommunications 
      services, has chosen to move its network and number portability business 
      to Syniverse and expand our longstanding relationship,” 
      said Tony Holcombe, President and CEO of Syniverse Technologies. “We 
      look forward to delivering to Centennial a complete suite of products 
      that will allow them to continue to provide their 1.4 million wireless 
      subscribers with excellent services.”
    
    
      “Syniverse has provided us with great service 
      during the past years, making it easy to take the next step and 
      consolidate our business with one trusted partner,” 
      said Phil Mayberry, President of U.S. wireless operations. “Adding 
      Syniverse’s network and number portability 
      solutions will only enhance the already excellent service Centennial 
      Wireless provides to its subscribers.”
    
    
      About Syniverse
    
    
      Syniverse is a leading provider of mission-critical technology services 
      to wireless telecommunications companies worldwide. Syniverse solutions 
      simplify technology complexities by integrating disparate carriers’ 
      systems and networks in order to provide seamless global voice and data 
      communications to wireless subscribers. Carriers depend on Syniverse’s 
      integrated suite of services to solve their most complex technology 
      challenges and to facilitate the rapid deployment of next generation 
      wireless services. Syniverse provides services to over 350 
      telecommunications carriers in more than 50 countries, including the ten 
      largest U.S. wireless carriers and six of the ten largest international 
      wireless carriers. Headquartered in Tampa, Fla., U.S.A., Syniverse has 
      offices in major cities throughout North America, The Netherlands and 
      the United Kingdom and a global sales force in the United Kingdom, 
      Luxembourg, Italy, China, Hong Kong, Brazil, Slovakia and India. For 
      more information, visit www.syniverse.com.
    
    
      About Centennial Communications
    
    
      Centennial Communications (NASDAQ:CYCL), based in Wall, NJ, is a leading 
      provider of regional wireless and integrated communications services in 
      the United States and the Caribbean with approximately 1.4 million 
      wireless subscribers and 337,700 access lines and equivalents. The U.S. 
      business owns and operates wireless networks in the Midwest and 
      Southeast covering parts of six states. Centennial’s 
      Caribbean business owns and operates wireless networks in Puerto Rico, 
      the Dominican Republic and the U.S. Virgin Islands and provides 
      facilities-based integrated voice, data and Internet solutions. Welsh, 
      Carson, Anderson & Stowe and an affiliate of the Blackstone Group are 
      controlling shareholders of Centennial. For more information regarding 
      Centennial, please visit our websites www.centennialwireless.com, 
      www.centennialpr.com and www.centennialrd.com.
    
    
      Cautions about Forward-Looking Statements
    
    
      This press release contains “forward-looking 
      statements” within the meaning of the Private 
      Securities Litigation Reform Act of 1995. These include, but are not 
      limited to, statements regarding the Company's plans, intentions and 
      expectations. Such statements are inherently subject to a variety of 
      risks and uncertainties that could cause actual results to differ 
      materially from those projected. Given these concerns, investors and 
      analysts should not place undue reliance on forward-looking statements.
    
  
Syniverse Technologies (NYSE:SVR), a leading provider of
mission-critical technology services to wireless telecommunications
companies worldwide, announced today it has signed a multi-year
contract to provide Centennial Wireless with number portability and
network services.

   Through the new agreement, Syniverse will supply Centennial with
its LATALink(R) ISUP Signaling Transport Service, which allows for
efficient and economical connections to local access transport areas;
its INLINK(R) SS7 Signaling Transport Services, which establishes the
network backbone required for a variety of advanced intelligent
network services; and its INPort(R) ICC/SOA WNP Service Bureau and
INPort(R) LRN Query Service number portability solutions, which let
subscribers change local telecommunications service providers while
keeping their existing telephone numbers.

   This contract expands the existing Centennial-Syniverse
relationship that currently includes a variety of other clearinghouse,
messaging and network services.

   "We are obviously delighted that Centennial Wireless, one of the
premier regional providers of telecommunications services, has chosen
to move its network and number portability business to Syniverse and
expand our longstanding relationship," said Tony Holcombe, President
and CEO of Syniverse Technologies. "We look forward to delivering to
Centennial a complete suite of products that will allow them to
continue to provide their 1.4 million wireless subscribers with
excellent services."

   "Syniverse has provided us with great service during the past
years, making it easy to take the next step and consolidate our
business with one trusted partner," said Phil Mayberry, President of
U.S. wireless operations. "Adding Syniverse's network and number
portability solutions will only enhance the already excellent service
Centennial Wireless provides to its subscribers."

   About Syniverse

   Syniverse is a leading provider of mission-critical technology
services to wireless telecommunications companies worldwide. Syniverse
solutions simplify technology complexities by integrating disparate
carriers' systems and networks in order to provide seamless global
voice and data communications to wireless subscribers. Carriers depend
on Syniverse's integrated suite of services to solve their most
complex technology challenges and to facilitate the rapid deployment
of next generation wireless services. Syniverse provides services to
over 350 telecommunications carriers in more than 50 countries,
including the ten largest U.S. wireless carriers and six of the ten
largest international wireless carriers. Headquartered in Tampa, Fla.,
U.S.A., Syniverse has offices in major cities throughout North
America, The Netherlands and the United Kingdom and a global sales
force in the United Kingdom, Luxembourg, Italy, China, Hong Kong,
Brazil, Slovakia and India. For more information, visit
www.syniverse.com.

   About Centennial Communications

   Centennial Communications (NASDAQ:CYCL), based in Wall, NJ, is a
leading provider of regional wireless and integrated communications
services in the United States and the Caribbean with approximately 1.4
million wireless subscribers and 337,700 access lines and equivalents.
The U.S. business owns and operates wireless networks in the Midwest
and Southeast covering parts of six states. Centennial's Caribbean
business owns and operates wireless networks in Puerto Rico, the
Dominican Republic and the U.S. Virgin Islands and provides
facilities-based integrated voice, data and Internet solutions. Welsh,
Carson, Anderson & Stowe and an affiliate of the Blackstone Group are
controlling shareholders of Centennial. For more information regarding
Centennial, please visit our websites www.centennialwireless.com,
www.centennialpr.com and www.centennialrd.com.

   Cautions about Forward-Looking Statements

   This press release contains "forward-looking statements" within
the meaning of the Private Securities Litigation Reform Act of 1995.
These include, but are not limited to, statements regarding the
Company's plans, intentions and expectations. Such statements are
inherently subject to a variety of risks and uncertainties that could
cause actual results to differ materially from those projected. Given
these concerns, investors and analysts should not place undue reliance
on forward-looking statements.