Newsroom Press Release

4 January 2006

Equinix to Present at the 16th Annual Citigroup Entertainment, Media & Telecommunications Conference & the 8th Annual Needham & Company LLC Growth Conference

Foster City, CA — January 4, 2006 — Equinix, Inc. (Nasdaq: EQIX), the leading provider of network-neutral data centers and Internet exchange services, today announced that company executives will present at the 16th Annual Citigroup Entertainment, Media & Telecommunications Conference in Phoenix and the 8th Annual Needham & Company, LLC Growth Conference in New York. Peter Van Camp, CEO, and Keith Taylor, chief financial officer, of Equinix, will present at the Citigroup conference and Margie Backaus, chief business officer, and Jason Starr, director, investor relations, of Equinix, will present at the Needham conference.

The Citigroup conference will be held January 8th - 11th at the Arizona Biltmore Resort & Spa in Phoenix. Mr. Van Camp and Mr. Taylor are scheduled to present on Monday, January 9th at 3:10 P.M. (MT).

The Needham conference will be held January 10th - 13th at the New York Palace Hotel in New York. Ms. Backaus and Mr. Starr are scheduled to present on Tuesday, January 10th at 5:00 P.M. (ET).

A live audio webcast of these presentations will be made available on the Investor Relations section of the Equinix Web site at

Forward Looking Statements

This press release contains forward-looking statements that involve risks and uncertainties. Actual results may differ materially from expectations discussed in such forward-looking statements. Factors that might cause such differences include, but are not limited to, the challenges of acquiring, operating and constructing IBX centers and developing, deploying and delivering Equinix services; unanticipated costs or difficulties relating to the integration of IXEurope into Equinix; a failure to receive significant revenue from customers in recently built out data centers; failure to complete any financing arrangements contemplated from time to time; competition from existing and new competitors; the ability to generate sufficient cash flow or otherwise obtain funds to repay new or outstanding indebtedness; the loss or decline in business from our key customers; the results of any litigation relating to past stock option grants and practices; and other risks described from time to time in Equinix's filings with the Securities and Exchange Commission. In particular, see Equinix's recent quarterly and annual reports filed with the Securities and Exchange Commission, copies of which are available upon request from Equinix. Equinix does not assume any obligation to update the forward-looking information contained in this press release.

Equinix and IBX are registered trademarks of Equinix, Inc. Internet Business Exchange is a trademark of Equinix, Inc.