Costco Credit Card Login | Bill Payment

Costco Credit Card

Costco Credit Card is issued by Citi Bank and can be used at any VISA merchant. Using the Costco anywhere credit card one can earn up to 4% cashback on gas, 3% on travel/restaurant, 2% at Costco and 1% on everywhere else. This is one of best card to earn rewards on your purchases. Plus, you get great introductory APR rates. Costco card is globally accepted, which entitles you to great offers wherever you go.

You are provided with an online account to manage your credit card. On this page, we have given you step by step instructions on how you can login to your account, pay your bills, recover your account credentials and activate your card.

                                                                                                                                                                         rewards and features
 Login                         Bill Pay                          Forgot User/Pass          Card Activation              Lost/Stolen                     Support                      Features

Costco Credit Card Login Guide

In order to login to your Costco credit card account, follow the steps mentioned below:

Step 1: Firstly, you need to go to the following – link.Costco Credit Card Login

Step 2: Enter your User ID and Password in the respective fields.

Step 3: Once done, click on the ‘Sign On’ button.

Done! You are successfully logged in.

Credit Card Bill Payments

Online Method

Step 1: You must be logged into your account. Refer this – guide.

Step 2: Once you are logged search for the ‘Pay Credit Card bill‘ link and click on it.

Step 3: You will be taken to the payment page, where you can see the due amount.

Step 4: Complete the payment from your checking or net banking account.

You will be notified once your payment is successfully processed by phone or e-mail.

Mail Method

You can send in your money order or checks to either one of the following addresses:

Citibank,  P.O. BOX
9001037 Louisville KY, 40290-1037


Citibank Express Payments 6716
Grade Lane Building 9, Suite 910
Louisville, KY 40213

Note: Include the statement stub, along with the check or money order.

Phonecall Method

You have the option of paying your bills via the phone as well. You can call up 1-800-347-4934 or 1-800-374-9700 to pay your bills.

Forgot User ID/Password

You can retrieve your account credentials very easily.

Step 1: Firstly, go to the ‘Forgot Your User ID or Password?‘ – Link.Costco Credit Card Forgot User ID or Password

Step 2: On the next page, enter your credit card number.

Step 3: Click on the ‘Continue’ button.

Step 4: Now you will be asked to verify your identity. So, answer the security questions which are asked.

Step 5: Finally choose whether you want to recover your username or password.

Step 6: Follow the on-screen instructions.

Finally, you will receive your username or password recovery link on your registered e-mail address.

Card Activation

Step 1: Navigate to ‘Activate your card‘ page – linkCostco Credit Card Activation

Step 2: Enter your credit card number in the space provided.

Step 3: Click on the ‘Continue’ button.

Step 4: On the next page, enter your full name, CVV (security code), date of birth and last 4 digits of your SSN id.

Step 5: Click on the ‘Submit‘ button.

Your Costco credit card will successfully get activated. In case of any issue during the activation process, you can contact the customer support.

Report Lost / Stolen Card

If in the unfortunate case of losing or misplacing your Costco Credit Card, you can:

Step 1: Head to your nearest Costco outlet and report the card. Ensure you take along a photo ID issued by the government for verification purposes.

Step 2: Once you report the card, the membership representative will take a picture of you and block your old card. Your shopping information linked to your old card will now also be tagged with your new card.

You could also, alternatively, call up their customer care service at 1-866-241-8684 and block your old card. A new card will be issued to you.

Customer Support

The information in the section below will help you reach out to customer support:

Phone Number
  • 1-866-241-8684
  • 1866-242-2926
  • TTY: 1- 866-210-0617
AddressCitibank Customer Service
P.O. Box
6500 Sioux Falls, SD 57117
Billing AddressCitibank, P.O. BOX
9001037 Louisville KY, 402901037


Citibank Express Payments 6716
Grade Lane Building 9, Suite 910
Louisville, KY 40213


Costco Credit Card – Features

TypeVisa Card
APR Rate0% for first 7 months. After that 15.99%
Cash Advance APR Rate 25.99%
Cash Advance Fee$5 or 3% whichever is higher
Foreign Transaction Fee3% of each transaction
Max Late Fee$37
Annual FeeN.A.
Grace Period23 days
Minimum Interest$0.50
Terms and ConditionsView Here


Last updated on 06/06/2017
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