Costco Diamond Bar, CA in Diamond Bar, California - Opening Hours


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Costco Regular Store Opening Hours

The regular store opening hours are as follows:

M-F 10:00am - 8:30pm
Sat. 9:30am - 6:00pm
Sun. 10:00am - 6:00pm

Hours of operation might change, so to be sure to get the 100% correct hours, please checkĀ costco.com.


costco diamond bar opening hours

Costco, 1311 Peyton Dr Diamond Bar, Diamond Bar, California 91765
Phone: (909) 517-3710

costco diamond bar opening hours

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