SANTA CLARA, Calif., January 17, 2006—WebEx Communications, Inc. (Nasdaq: WEBX), the leading provider of on-demand collaboration applications, will report financial results for its fourth quarter of 2005 and fiscal year 2005 on Thursday, February 2, 2006 after the close of the market. Management will host the quarterly WebEx online meeting to discuss the results beginning at 5:00 PM Eastern time.

Interested parties may participate in the WebEx online meeting in one of the two ways listed below:

To join the WebEx online meeting and listen to the audio via the computer (WebEx VoIP), please go to webex.com/q4_earnings_voip
or
To join the WebEx online meeting and listen to the audio via the telephone, please go to webex.com/q4_earnings_tele and call (617) 614-3933 and enter passcode 90504408

For those unable to participate in the live WebEx meeting, a replay will be available beginning one hour after the conclusion of the meeting. To replay the recorded WebEx meeting, go to webex.com/q4_replay or to replay the audio only, call (617) 801-6888 and enter reservation number 90504408.

About WebEx Communications, Inc.
WebEx Communications, Inc. is the leading provider of on-demand collaborative applications and services. WebEx applications are used across the enterprise in sales, support, training, marketing, engineering and product design. WebEx delivers its suite of collaborative applications over the WebEx MediaTone Network, a global network specifically designed for secure delivery of on-demand applications. WebEx Communications is based in Santa Clara, California and has regional headquarters in Europe, Asia and Australia. Please call toll free 877-509-3239 or visit www.webex.com for more information.

MediaTone is a trademark of WebEx Communications, Inc.