Another IDT brand that operates primarily online. You sign up on their website and link your phone number to an account, allowing you to make calls without a physical card. 3. Big Box Retailers

These stores frequently stock multi-brand calling cards, though availability varies by region.

The most traditional way to buy IDT cards is through local "brick-and-mortar" shops. Because IDT is a global leader, their products (specifically ) are sold in over 1,000,000 retail locations worldwide.

Large chains often carry international calling cards in their electronics or prepaid mobile sections.

This is IDT’s flagship service. You can download the app (iOS/Android) and add balance using a credit card, debit card, or even cash via a local retailer.

Most IDT customers have transitioned away from physical cards to digital accounts. This eliminates the need for long PIN numbers.

Chains like CVS and Walgreens often have a section dedicated to prepaid cards and long-distance calling options. 4. Specialized Calling Card Websites

Look for the gift card rack or ask the cashier directly, as many stores now print the access code directly on your receipt rather than handing over a plastic card. 2. Digital Platforms (The Modern Standard)