Contact us

How can we help you?

Any online enquiries?

Please contact our Member Care team on (03) 5316 7223 or send your inquiry to our Live Chat. Member Care’s operating hours are Monday to Friday 8am to 6pm, excluding public holidays.

How to become a Costco supplier?

Please contact our buying office on (02) 9469 7999.

Media enquiries

Contact our central marketing manager on (02) 9469 7999.

Costco Wholesale New Zealand home office


2 Gunton Drive
Westgate Auckland 0814 New Zealand


Phone: (02) 9469 7999

Mailing address

Mailing address:
PO Box 7196
Silverwater NSW 2128

Office hours

Office hours:
Mon–Fri: 8am–5pm
Closed public holidays