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  1. Executive 2% Reward FAQs - Costco Customer Service

  2. Why does Costco charge sales tax on orders? - Costco Customer …

  3. What payment methods are accepted at Costco? - Costco …

  4. How is sales tax calculated on my order? - Costco Customer Service

  5. Why is there a shipping fee on each item in my order?

  6. Where can I find my membership number? - Costco Customer …

  7. What is an Executive Membership? - Costco Customer Service

  8. Welcome to Costco Customer Service

  9. Can a member from outside the US place an order on Costco.com?

  10. Can I purchase for resale or tax exempt at a Costco warehouse?