UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             WASHINGTON, D.C. 20549


                                   FORM 10-Q/A


[X] QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES
EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED SEPTEMBER 30, 2001, OR

[ ] TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES
                              EXCHANGE ACT OF 1934

                         COMMISSION FILE NUMBER 0-29375

                        SAVVIS COMMUNICATIONS CORPORATION
             (EXACT NAME OF REGISTRANT AS SPECIFIED IN ITS CHARTER)



               DELAWARE                            43-1809960
     (STATE OR OTHER JURISDICTION OF            (I.R.S. EMPLOYER
      INCORPORATION OR ORGANIZATION)            IDENTIFICATION NO.)

                              12851 WORLDGATE DRIVE
                                HERNDON, VA 20170
               (ADDRESS OF PRINCIPAL EXECUTIVE OFFICE) (ZIP CODE)

                                 (703) 234-8000
              (REGISTRANT'S TELEPHONE NUMBER, INCLUDING AREA CODE)



Indicate by check mark whether the registrant (1) has filed all reports required
to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during
the preceding 12 months (or for such shorter period that the registrant was
required to file such reports), and (2) has been subject to such filing
requirements for the past 90 days. Yes /X/ No /_/

     COMMON STOCK, $.01 PAR VALUE - 93,912,000 SHARES AS OF October 31, 2001
   (INDICATE THE NUMBER OF SHARES OUTSTANDING OF EACH OF THE ISSUER'S CLASSES
               OF COMMON STOCK, AS OF THE LATEST PRACTICABLE DATE)



<PAGE>


EXPLANATORY NOTE:

SAVVIS Communications Corporation hereby amends its Quarterly Report on Form
10-Q for the quarterly period ended September 30, 2001, as filed with the
Securities and Exchange Commission on November 14, 2001, to amend item 6 and to
re-file the Network Services Agreement, dated as of September 28, 2001, by and
between the Registrant and Reuters Limited as an exhibit.

ITEM 6. EXHIBITS AND REPORTS ON FORM 8-K.

(a) Exhibits. The following exhibits are either provided with this Form 10-Q or
              are incorporated herein by reference.

EXHIBIT INDEX

Number   Exhibit Description
------   -------------------

3.1*     Amended and Restated Certificate of Incorporation of the Registrant

3.2*     Certificate of Amendment to Amended and Restated Certificate of
         Incorporation of the Registrant

3.3*     Amended and Restated Bylaws of the Registrant

4.1*     Form of Common Stock Certificate



10.1**   Agreement Regarding the Supplemental Terms of the Interim SAVVIS
         Financing as Approved by the May 3, 2001 Order of the United States
         Bankruptcy Court for the Eastern District of Missouri.

10.2**   First Amendment to Amended and Restated Credit Agreement, dated as of
         May 21, 2001, by and among the Registrant, SAVVIS Communications
         Corporation, a Missouri corporation and Nortel Networks Inc. and the
         lenders named therein.

10.3**   First Amendment to Amended and Restated Pledge and Security Agreement,
         dated as of May 21, 2001, by and between SAVVIS Communications
         Corporation, a Missouri corporation and Nortel Networks Inc., as
         administrative agent for the lenders.


10.4+    Network Services Agreement, dated as of September 28, 2001, by and
         between the Registrant and Reuters Limited.


10.5+**  Transitional Services Agreement, dated as of September 28, 2001, by
         and between the Registrant and Reuters Limited.

10.6+**  Co-location Agreement, dated as of September 28, 2001, by and between
         SAVVIS Communications Corporation, a Missouri corporation, and Reuters
         America Inc.

10.7**   Ground Lease, effective as of February 18, 2000, by and between
         SAVVIS Communications Corporation, a Missouri corporation, and
         Reuters America Inc.

11.1**   Calculation of Basic and Diluted per share and weighted average shares
         used in EPS calculation

* Incorporated by reference to the same numbered exhibit to SAVVIS'
Registration Statement on Form S-1, as amended (File No. 333-90881).

** Previously filed as part of the Form 10-Q for the quarterly period ended
   September 30, 2001.


+ A request for confidential treatment has been submitted with respect to this
exhibit. The copy filed as an exhibit omits the information subject to the
request for confidential treatment.


(b) Reports on Form 8-K. On July 17, 2001, SAVVIS filed a Current Report on Form
8-K. This Report was amended on July 18, 2001 and July 20, 2001.

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<PAGE>

                                   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 thereunto duly authorized.

                                         SAVVIS Communications Corporation


Date    November 29, 2001               By:  /s/  Robert McCormick
     -------------------------        ---------------------------------------
                                      Robert McCormick
                                      Chief Executive Officer

Date     November 29, 2001              By:  /s/  David J. Frear
     -------------------------        ---------------------------------------
                                      David J. Frear
                                      EVP & Chief Financial Officer






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