Costco Wholesale Corporation Reports January Sales Results
           

ISSAQUAH, WA--(Marketwire - February 7, 2008) -  Costco Wholesale Corporation ("Costco")
(NASDAQ: COST) today reported net sales of $5.11 billion for the month of
January, the four weeks ended February 3, 2008, an increase of 11 percent
from $4.62 billion in the same four-week period last year.

For the first twenty-two weeks of its reporting period ended February 3,
2008, the Company reported net sales of $29.64 billion, an increase of 11
percent from $26.65 billion during the similar twenty-two-week period last
year.

           

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