Buying a prepaid eSIM USA tourist plan comes with unlimited high-speed data. There’s no physical SIM card or hidden fees required. Check compatibility to ensure your phone supports eSIM. Activate your eSIM with eSIMCards and scan the QR code to install the USA eSIM profile. AT&T service operator works like a local phone plan from coast to coast. Ready to go? When you arrive in the U.S., buy an eSIM for your trip online and get connected in minutes!