Costco Business Hours
If you want to connect with the Costco customer service department, you can reach out by phone, email, through social media. Today, we will discuss about Costco hours of operation that includes Costco opening hours, closing, holiday hours and closing business hours.
Costco Regular Business Hours
Weekdays: The customer service department is open 6 am to 6 pm
Weekends: The customer service department is open 8 am to 5 pm
What time does Costco open and close?
| Store hours today | Opening Hours | Closing Hours |
| Monday | 6:00 am | 6:00 pm |
| Tuesday | 6:00 am | 6:00 pm |
| Wednesday | 6:00 am | 6:00 pm |
| Thursday | 6:00 am | 6:00 pm |
| Friday | 6:00 am | 6:00 pm |
| Saturday | 8:00 am | 5:00 pm |
| Sunday | 8:00 am | 5:00 pm |
Costco Holiday Hours
Costco customer service is open on most public holidays. Our self serve functions are available 24/7.
Christmas Day and Easter Sunday: Closed
What time does Costco close?
Public Holidays
Contact Information
Contact by phone
1-800-774-2678
Costco customer support is available Monday to Friday, 6 am to 6 pm, Saturday to Sunday, 8 am to 5 pm.
Corporate Head office address of Costco
999 Lake Dr, Issaquah, WA 98027
For any general inquiries, please contact Costco head office number : (425) 313-8100
For additional information, please visit the Costco website: https://www.costco.com/.
Other Ways to Contact Costco
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