Costco mailing address

Here is the mailing address for Costco Wholesale:

Costco Wholesale 999 Lake Drive Issaquah, WA 98027-8665

This is the corporate headquarters address for Costco, and it's where you can send mail, packages, and correspondence to the company. However, please note that this address is not a customer service address, and you may not receive a response to your inquiry or concern sent to this address.

If you need to contact Costco customer service, you can reach out to them through their website, phone, or email. Here are the contact details:

Phone: 1-800-774-2678 (toll-free in the US and Canada) Email: [email protected] Website: www.costco.com

You can also visit your local Costco warehouse and speak with a customer service representative in person.