But what if Costco doubled its annual membership? Here are three ways that change could impact your wallet.

While you probably already know that you can use the iPhone Wallet app to store credit and debit cards, you can also use it to store reward cards and membership cards. Here's how to do it.

The image was fabricated using an online Communist Party card generator. There’s no evidence Harris was a member of the Communist Party.

Since Costco has expanded self-checkout, the company has noticed that non-members have been sneaking in to use membership cards that don’t belong to them.

Costco 1-Year Gold Star Membership + $45 Digital Costco Shop Card – $65 See Deal StackSocial prices subject to change.

The TSA clarified this week that Costco membership cards are not acceptable as a newly required REAL ID at airport security checkpoints.

A California police association confirmed Thursday that it would probe whether to revoke Paul Pelosi's membership after reports that he flashed a ID card during his May arrest.

This is especially a good time to sign up for a Costco Gold Star Membership because now it also comes with a $20 Digital Costco Shop Card to spend in person or online, and it still only costs $65.

GameSpot may receive revenue from affiliate and advertising partnerships for sharing this content and from purchases through links. Get A $30 Gift Card With Costco Membership Costco's Black Friday ...

Right now, you can snag a one-year Costco Gold membership for $60 and you’ll receive a $40 gift card to spend at any of the retailer’s 871 global stores.

Samsung Pay's newest feature almost makes it possible to ditch your wallet altogether.

But what if Costco doubled its annual membership? Here are three ways that change could impact your wallet. Also learn about the key signs you’re not making the most of your Costco membership.