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Welcome to a rewarding world 

Your new Costco TrueEarnings® American Express® Credit Card combines the fantastic value of Costco membership with all the great benefits you get as an American Express® Cardmember. The result is a Credit Card that helps boost your earning power with generous cashback rewards on your purchases inside and outside of Costco.


Image of The Platinum Card®

Your Credit Card

Here is all you need to know about getting started with your Costco TrueEarnings® American Express Credit Card. You’ll find helpful advice about online Credit Card activation, managing your Account online and shopping confidently with your Credit Card.  

Getting started




Using your Credit Card




Managing your Account




Rewards and Offers

As a Costco TrueEarnings® American Express Cardmember, you will earn cashback on all purchases made on your Credit Card1, allowing you the flexibility to reward yourself in any way you choose. Plus, with Amex Offers you have access to shopping, dining, travel discounts and much more8.


Earn more cashback rewards, more often

The Costco TrueEarnings® American Express Credit Card is all about getting even more value out of your shopping, in Costco but also outside Costco on the high street, online and abroad. 

Amex Offers

With Amex Offers, you can enjoy a delightful range of offers across dining, retail, travel, and more2


Step 1


Explore all your delightful offers. Log in to your Account online or via the Amex App and select ‘Offers’


Step 2


Select the offers you like and save them to your Credit Card


Step 3


Spend on your saved Credit Card in-store or online to get your offer.


Your new Credit Card combines the fantastic value of Costco membership with all the great benefits you get as an American Express Cardmember.  

24-7 Support

Whether you're at home or on the go, you can service your Credit Card Account at your convenience. 

How To Videos
From paying your bill to ordering a replacement Card, watch our How To Videos to help you get started with your new Card.
Amex App
Download the Amex App and you can manage your Account whether you’re in the comfort of your home or on the go.
Visit our FAQs for quick access to the most commonly asked questions about your Credit Card.

Contact us


If you have any questions, American Express Customer Service is ready to assist you.


Customer Service


UK: 0800 917 8047
International: +44 (0) 1273 696 933

24/7 Global Assist® 


+44 (0) 20 3126 4113

Our 24/7 Global Assist service means help is always close at hand wherever you are. Should you need medical and legal advice, have any passport, customs or visa issues, even if you lose your Credit Card, we’re just a phone call away ready to help, wherever you are.