Costco treats credit cards differently compared to other retailers. Most chains accept American Express, Visa, and Mastercard ...

The beloved retailer has boosted its rewards on gas purchases, but mind the spending cap.

Costco members earn generous cash back by using the store's credit card on everyday purchases like gas and dining.

Costco has discreetly increased gas rewards for holders of its branded credit card. Members with the Costco Anywhere Visa Card, issued by Citi, can now expect to earn 5% cash back at Costco gas pumps, ...

The Costco switchover from American Express to Visa is Monday, opening up the ability for millions more customers to use plastic. After only accepting American Express for the past 16 years, Costco ...

Costco and Sam's Club often operate across the street from each other. When they don't, most consumers pick the location closest to them, because for many Americans, joining a warehouse club means ...