Investor News Release

Middletown, NY --- November 15, 1999 --- Mediacom Communications Corporation today announced that it has filed a registration statement with the Securities and Exchange Commission for an initial public offering of shares of its Class A common stock. All of the shares will be offered by Mediacom. The number of shares to be offered and the amount of the offering have not yet been determined.

Mediacom anticipates offering these shares in the first quarter of 2000. The managers for the offering are Credit Suisse First Boston Corporation, Salomon Smith Barney Inc., Donaldson, Lufkin & Jenrette Securities Corporation, Goldman, Sachs & Co., Merrill Lynch, Pierce, Fenner & Smith Incorporated, Chase Securities Inc., CIBC World Markets Corp. and First Union Securities, Inc.

Mediacom is the 8th largest cable television operator in the United States, based on customers served by wholly-owned systems after giving effect to its pending acquisitions and recently announced industry transactions. Mediacom's cable systems pass approximately 1.1 million homes and serve approximately 740,000 basic subscribers, including its pending acquisitions. Mediacom was founded in July 1995 by Rocco B. Commisso, its Chairman and Chief Executive Officer, to acquire and develop cable television systems serving principally non-metropolitan markets of the United States. The proceeds of the offering will be used to repay outstanding indebtedness under the credit facilities of Mediacom's operating subsidiaries.

The registration statement relating to these securities has been filed with the Securities and Exchange Commission but has not yet become effective. These securities may not be sold nor may offers to buy be accepted prior to the time the registration statement becomes effective. This news release shall not constitute an offer to sell or the solicitation of an offer to buy, nor shall there be any sale of these securities in any State in which such offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such State.

When available, a copy of the preliminary prospectus relating to the offering may be obtained from the offices of Credit Suisse First Boston Corporation, Eleven Madison Avenue, Attn: Prospectus Department, New York, NY 10010; and Salomon Smith Barney Inc., 388 Greenwich Street, New York, NY 10013.