12800 Tuckahoe Creek Parkway, Richmond, Virginia
23238-1115
Phone (804) 747-0422
March 10,
2008
James
Lopez, Esq.
Senior
Staff Attorney
U.S.
Securities and Exchange Commission
Division
of Corporation Finance
Washington,
D.C. 20549-7010
Form 10-K
for Fiscal Year Ended February 28, 2007
Filed
April 27, 2007
Form 10-Q
for the Quarter Ended November 30, 2007
Filed
January 8, 2008
Dear Mr.
Lopez:
As a follow-up to the discussion we had
earlier today, this letter will confirm that CarMax, Inc. has requested an
extension until March 31, 2008 to respond to the comment letter that we received
regarding the above-referenced filed documents. This letter will also
confirm that you have granted this request. If you have any questions
or comments, please do not hesitate to contact me at (804)
935-4526.
Sincerely,
/s/ John M. Stuckey, III
John M. (“Mac”) Stuckey,
III
Assistant General Counsel
and
Assistant
Secretary
THE
AUTO SUPERSTORE