Costco Hours and Opening Hours

Costco Warehouse Hours. Regular Costco Hours for the US stores and Business Center Hours. Find Hours for all stores in the United States. Get phone numbers, locations, and services. View the current Costco Weekly Ad and Coupon Offers
Costco Regular Warehouse Hours:
Monday – Friday:
10:00 AM – 8:30 PM
Saturday:
9:30 AM – 6:00 PM
Sunday:
10:00 AM – 6:00 PM

Costco Business Center Regular Hours:
Monday – Friday:
7:00 AM – 6:00 PM
8:00 AM – 6:00 PM – Hayward, CA Only
Saturday:
7:00 AM – 4:00 PM
7:00 AM – 6:00 PM – Lynnwood, WA Only
Sunday: CLOSED
Costco UK Opening Times | Costco Australia Trading Hours
Costco stores will be closed on some holidays, like Christmas, Easter, Thanksgiving, Labor Day.
For Black Friday event Costco warehouses will open earlier.