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August 2, 2006

United States Securities and Exchange Commission
450 Fifth Street, NW
Washington, DC 20549
Attention:  Ruth Sanders, Senior Counsel

         Re:      Vanguard Index Funds (the "Trust")
                  Registration No. 2-56846
                  File No. 811-2652

Dear Ms. Sanders:

     Pursuant  to Rule  477(a)  under  the  Securities  Act of 1933,  the  Trust
requests the  withdrawal  of Form F-8/A,  filed on July 11,  2006.  The filing's
EDGAR accession  number is  0000932471-06-001059.  The filing was  inadvertently
made under the incorrect form type.

     Please  direct any  communications  concerning  this  filing to me at (610)
503-2320.

Sincerely,

VANGUARD INDEX FUNDS



Christopher A. Wightman
Assistant Secretary