UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                              Washington, DC 20549


                                    FORM 8-K


                             Current Report Pursuant
                          to Section 13 or 15(d) of the
                         Securities Exchange Act of 1934


         Date of Report (Date of earliest event Reported): July 14, 2005

                                  EQUINIX, INC.
                       ----------------------------------
             (Exact Name of Registrant as Specified in its Charter)


          Delaware                   000-31293                77-0487526
 ---------------------------    ----------------------    ----------------------
(State or Other Jurisdiction   (Commission File Number)     (I.R.S. Employer 
    of Incorporation)                                     Identification Number)


                                301 Velocity Way
                          Foster City, California 94404
                                 (650) 513-7000
    -------------------------------------------------------------------------
   (Addresses, including zip code, and telephone numbers, including area code,
                        of principal executive offices)


Check the appropriate box below if the Form 8-K filing is intended to
simultaneously satisfy the filing obligation of the registrant under any of the
following provisions:
[ ] Written communications pursuant to Rule 425 under the Securities Act (17 CFR
    230.425)
[ ] Soliciting material pursuant to Rule 14a-12 under the Exchange Act
    (17 CFR 240.14a-12) 
[ ] Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange
    Act (17 CFR 240.14d-2(b)) 
[ ] Pre-commencement  communications  pursuant to Rule 13e-4(c)  under the
    Exchange Act (17 CFR 240.13e-4(c))




Item 1.01. Entry Into A Material Definitive Agreement.

     On July 14, 2005, Equinix Operating Company,  Inc., a Delaware  Corporation
and wholly-owned subsidiary of Equinix, Inc. ("Equinix") entered into a sublease
with Verio,  Inc. for the  remaining  ten year term of lease on an existing data
center located at 350 East Cermak Rd.,  Chicago,  Il. Equinix intends to operate
the premises as a data center  consistent  with other  facilities they currently
lease. In addition to subleasing the premises, Equinix purchased the data center
infrastructure assets from Verio, Inc. for approximately $1,900,000.

Item 2.02. Results of Operations and Financial Condition

     The  information in Item 2.02 of this Current Report is being furnished and
shall not be deemed  "filed" for the  purposes  of Section 18 of the  Securities
Exchange Act of 1934, as amended,  or otherwise  subject to the  liabilities  of
that Section.  The  information in Item 2.02 of this Current Report shall not be
incorporated  by reference  into any  registration  statement or other  document
pursuant to the Securities Act of 1933, as amended, except as shall be expressly
set forth by specific reference in such filing.

     On July 18, 2005, the Company issued a press release which included updated
guidance for 2005. A copy of the press release is attached as Exhibit 99.1.

     Item 2.03. Creation of a Direct Financial Obligation or an Obligation Under
an Off-balance Sheet Arrangement of a Registrant

     *Please  refer to the July 14, 2005,  Equinix  sublease  regarding 350 East
Cermak Rd., Chicago, Il as disclosed in Item 1.01 above.

Item 9.01. Financial Statements and Exhibits

      (c) Exhibits.

      99.1 Press  Release of Equinix,  Inc.  dated July 18,  2005,  furnished  
           in accordance with Item 2.02 of this Current Report on Form 8-K.






                                   SIGNATURES


     Pursuant to the  requirements  of the Securities  Exchange Act of 1934, the
Registrant  has duly  caused  this  report  to be  signed  on its  behalf by the
undersigned hereunto duly authorized.


                                                 EQUINIX, INC.


DATE:  July 18, 2005                              By:     /s/  RENEE F. LANAM
                                                         --------------------

                                                         Renee F. Lanam
                                                         Chief Financial Officer