Make the most of every Costco trip by downloading the retailer's app for its unique features, from special savings to access to store services.

Many people consider a Costco membership nonnegotiable because it allows them to purchase high-quality items at ...

Walmart-owned Sam's Club saw a huge jump in this year's customer satisfaction rankings, while Costco's score slipped slightly ...

As people start the new year with declaring personal resolutions, Costco will start its 2025 with a series of changes for shoppers ...

However, you can use a Mastercard or Discover card at Costco.com and via the Costco app. If you prefer to shop in-store at Costco with a credit card, then make sure you have a Visa-backed credit card.