The Costco Credit Card interest rate is 20.24% (V). The card's APR is variable, meaning it can change based on certain economic conditions. As the market fluctuates and that rate changes, so will your card's interest rate.

Other Costco Credit Card Interest Rates

There are other Costco Credit Card interest rates you should be aware of, too. If you take out a cash advance, the interest rate is 29.99% (V). The Costco Credit Card may also charge a maximum penalty interest rate of almost 30% for late or returned payments.

To avoid these interest rate charges, it's best to stay away from cash advances and to pay your bill in full and on time every month.

You can add a Costco Credit Card authorized user either online or over the phone at (855) 378-6467.

How to Add a Costco Credit Card Authorized User:

• Online: Log in to your online account and click “Services” under the “Account Management” menu at the top of the page. Next, select the “Authorized Users”...

Transactions that qualify as travel-related purchases for the Costco Credit Card include airfare, hotel bookings, car rentals, and more. 

What to know about the Costco Credit Card travel-related purchases:

• Eligible travel-related purchases: Airfare, hotel bookings, car rentals, and cruise lines. Purchases at Costco Travel and other travel agencies also fall under the ...

The Costco Credit Card is a Visa. That means you can use your Costco Credit Card at nearly 11 million merchants nationwide and abroad in more than 200 countries and territories.

There are a few differences between Visa and Mastercard credit cards, such as the network-level benefits they offer. But the differences are relatively small....

Your Costco Credit Card approval odds are good if you're a Costco member and have a credit score of 750+. That means you need excellent credit for approval. Your odds of getting this card will also be influenced by your annual income and existing debts. Applicants will need to be 18+ years...

No, the Costco Credit Card doesn't offer price protection anymore. The issuer discontinued price protection on its credit cards several years ago. 

In general, credit card price protection allows cardholders to receive a refund for the difference between an item's original purchase price and a lower price advertised within the following...

The starting Costco Credit Card credit limit is $500, at a minimum. More specifically, everyone who gets approved for this card is guaranteed this limit. However, depending on your credit standing, you could get a much higher credit line. Your exact credit limit will be determined upon approval, and it will be heavily...

Yes, Costco Credit Card rewards are quite good, especially on gas, dining, travel, and Costco purchases. You get 2 to 4 times the standard earning rate in those spending categories. And there's no annual fee – just Costco's yearly membership dues. 

The only downside is that you only get your rewards once a...

Yes, you can submit a Costco Credit Card application at any Costco service desk or membership counter. If you're not a Costco member yet, you can sign up in store or online before completing your application. A regular, Everyday Value Costco membership costs $60 per year. 

When you apply for the Costco...

You can check your Costco Credit Card application status either online or over the phone at (877) 343-4118. Regardless of the method you choose, you will need to provide some personal information in order to check the status of your application.

How to check the status of your Costco Credit Card application:

• ...