Investor News Release

MIDDLETOWN, N.Y.--(BUSINESS WIRE)--Feb. 24, 2000--Mediacom Communications Corporation (NASDAQ: MCCC) plans to release its operating results for the fourth quarter and year ended December 31, 1999 on Monday, February 28, 2000, prior to the opening of the market.

The Company also plans to host a conference call the same day at 12:00 p.m. Eastern Standard Time to discuss such operating results.

In order to participate, please call 800-690-6501, ten (10) minutes prior to 12:00 p.m. Eastern Standard Time and instruct the operator that you wish to participate in the Mediacom conference call. You will be placed on hold until the conference call commences. If you are outside the United States, please call 415-217-0050.

If you are unable to participate in the conference call, a taped recording of the call can be accessed for a period of 48 hours following the call. To access the taped presentation, please dial 800-677-6200 and then enter PIN# 2095 or visit our website at www.mediacomcc.com to download the audio presentation.

Mediacom is the 9th largest cable television system 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 747,000 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.

CONTACT: Mediacom Communications Corporation, Middletown

             Mark E. Stephan, 914-695-2640
             mstephan@mediacomllc.com