Costco Wholesale Corporation Reports June Sales Results
           

<p>ISSAQUAH, WA--(Marketwire - July 10, 2008) -  Costco Wholesale Corporation ("Costco")
(<exchange name="NASDAQ">NASDAQ</exchange>: <ticker name="COST">COST</ticker>) today reported net sales of $7.14 billion for the month of
June, the five weeks ended July 6, 2008, an increase of 12 percent from
$6.35 billion in the same five-week period last year.
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For the first forty-four weeks of its reporting period ended July 6, 2008,
the Company reported net sales of $59.84 billion, an increase of 13 percent
from $53.17 billion during the similar forty-four-week period last year.

           

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