Costco customer service

Costco is an American chain of warehouse-style stores. Costco is a membership only business model and is one of the largest retailers in the world. Costco offers customer service in the form of phone support during store hours or email.

Call Center


Phone: 800-220-6000

  • How to reach a live person:
    • Just dial 0 when recording begins
  • Hours of Operation:
    • Mon – Fri: 6am – 6pm PT
      Sat: 8am – 5pm PT
  • Customer service link:
  • Main Company URL:

Member Services


Phone: 800-955-2292

  • How to reach a live person:
    • Keep pressing 0 when recording begins
  • Hours of Operation:
    • Mon – Fri: 6am – 6pm PT
      Sat: 8am – 5pm PT
  • Customer service link: