Costco Customer Service Phone Number - 1-800-774-2678

Costco's customer service, accessible at 1-800-774-2678, helps members with account management, returns, and refunds. They handle inquiries about online orders, shipping, and delivery tracking. Costco’s team assists with product recalls, warranty claims, and technical support for electronic purchases. They also guide customers on in-store services, membership benefits, and promotional deals. Known for their prompt responses, Costco ensures customer satisfaction in bulk purchases and general shopping needs. Their commitment to value and convenience makes them a favorite among shoppers.