Costco complaints number, email and office address

If you are a regular customer of Costco Australia and use their services or products then you may had any problems with their services or could have in the future. some Common Costco Complaints is Crowds, Long checkout lines, Product returns  and Customer service.

Here you can find specific information about the Costco complaint number and email. Which allows you to solve your problem or any of your questions?

Complaints department & Head office detail

Office Website
Costco contcat number (03) 5316 7223
Costco email address
Office address 17-21 Parramatta Rd Lidcombe NSW 2141
Costco head office number (03) 5316 7223

Costco complaints

How do I make a complaint to Costco?

If you want to make complaint on costco Australia try these following steps:

Phone: Costco’s customer service phone number is 1-800-727-7678. You can reach them Monday through Friday from 6:00 AM to 4:30 PM PT

Contact the store manager: This is the best way to resolve your complaint quickly and easily. The store manager may be able to resolve the issue right away or escalate it to customer service.

Send an email to Costco: You can send an email to Costco customer service at Please include your name, membership number, contact information, and a detailed description of your complaint.

Costco Hours

Day Opening Hours Closing Hours
Monday 10:00 am 8:30 pm
Tuesday 10:00 am 8:30 pm
Wednesday 10:00 am 8:30 pm
Thursday 10:00 am 8:30 pm
Friday 10:00 am 8:30 pm
Saturday 9:30 am 6:30 pm
Sunday 10:00 pm 6:00
About Costco

Costco Wholesale Australia is a subsidiary of Costco Wholesale Corporation, an American multinational corporation that operates a chain of membership-only warehouse clubs. That was founded in 2003 and opened its first warehouse in Melbourne, Victoria.

The company now operates 12 warehouses across Australia, with plans to expand to 20 by 2025.The company offers a wide variety of products, including groceries, electronics, appliances, furniture, and clothing. They also offers wide rang of services, such as optical, pharmacy, and tire and battery centers.


Q. How long will it take for Costco to resolve my complaint?

Costco will typically try to resolve complaints within 48 hours. But the amount of time it takes for Costco to resolve your complaint will vary depending on the complexity of your complaint.

Leave a Reply

Your email address will not be published. Required fields are marked *