To update your Membership details and/or email address:
- If you require assistance amending your membership details please call 01923 830477
- If you would like to change the email address associated to your Costco.co.uk account please email customercare@costco.co.uk providing the following details:
- Costco Membership Number
- Current email address
- New email address
To update your marketing preferences:
- Choose "My Marketing Preferences" under "My Account."
- Select mobile button to turn on/off the option to receive transactional texts
- Select email button to turn on/off the option to receive marketing emails about the latest promotions and current savings available online and your local Costco warehouse
Select "Update preferences" to save your new changes