MFS Communications completes merger with UUNET Technologies

Omaha, Neb. -- MFS Communications Company, Inc. (Nasdaq:MFST) today announced the completion of its merger with UUNET Technologies, Inc. (Nasdaq:UUNT) after stockholders of both companies approved the transaction and the issuance of MFS common stock, which is valued at approximately $2 billion. The transaction closed effective prior to the opening of trading today.

In the merger, each share of UUNET common stock has been converted into and represents the right to receive 1.777776 shares of MFS common stock. Notes to Editors MFS is a leading provider of communication services for business. The Company provides one-stop shopping for integrated local and long distance services as well as a wide range of high quality voice, data and other enhanced services and systems specifically designed to meet the requirements of business and government customers.

MFS currently has all-fiber optic networks in operation or development in 52 metropolitan markets in the U.S and abroad. MFS is headquartered in Omaha, Nebraska, USA. Its World Wide Web address is http://www.mfst.com/   MFS common stock is traded on the Nasdaq National Market under the symbol MFST.