The 7 Best US Travel SIM Cards of 2026

Why We Chose This Product:

The Billion Connect 30-Day eSIM delivers 20GB of high-speed 5G/4G data with instant QR-code email delivery, eliminating shipping wait times and physical SIM swapping. Full tethering support lets you share data with tablets or laptops, and continuous 128kbps backup data ensures navigation apps keep working even if your high-speed allowance runs out.

Who Is It For:

Tech-savvy travelers with unlocked eSIM-compatible smartphones spending up to a month in the United States. Ideal for users who rely on data for messaging apps and navigation rather than direct cellular calling. Pick a physical SIM card if your phone lacks eSIM hardware.

Why We Chose This Product:

The Giant Tree 30-Day SIM covers the United States, Canada, and Mexico under a single plan, removing regional roaming fees for cross-border travel. It includes unlimited high-speed data alongside local and international voice calls and text messaging, making it a comprehensive choice for extended North American trips.

Who Is It For:

Travelers taking month-long cross-border road trips across North America who need uninterrupted voice, text, and data service. Excellent for digital nomads and vacationers visiting multiple countries in one trip. Pick a shorter 7-day plan if you are only taking a brief vacation.

Why We Chose This Product:

Jethro Mobile's 7-day SIM offers 7GB of unthrottled 5G/4G high-speed data on the T-Mobile network alongside unlimited local voice and text. Unlike many unlimited plans that throttle tethering to 3G speeds, this card permits mobile hotspot sharing directly from its main high-speed data bucket.

Who Is It For:

Canadian visitors and international tourists taking a one-week trip to the US who need local talk, text, and tethering. Ideal for travelers who want dedicated high-speed hotspot data rather than throttled speeds. Choose an unlimited plan if you stream high-definition video daily.

Why We Chose This Product:

The SIM2ROAM 6-Day SIM card delivers unlimited high-speed data on the T-Mobile network for short stays in the United States. It includes full calling and texting capabilities across North America, providing a complete connectivity package for quick cross-border holidays.

Who Is It For:

Short-term visitors and weekend vacationers spending up to six days in the US who require unlimited cell service. Perfect for travelers who want continuous high-speed data without worrying about fixed data caps. Choose Jethro Mobile if you need fast hotspot sharing.

Why We Chose This Product:

Giant Tree's 15-day card provides full multi-country coverage across the US, Canada, and Mexico with unlimited high-speed data. It fills the gap for mid-length vacations, bundling voice calls, text, and internet access into a single card without border roaming charges.

Who Is It For:

Travelers taking a two-week vacation or business trip across North America. Excellent for itineraries spanning the United States, Canada, and Mexico where continuous phone and data connectivity is required. Choose the 30-day version if your itinerary extends beyond two weeks.

Why We Chose This Product:

The Jethro Mobile 15-Day plan provides 12GB of unthrottled high-speed data with mobile hotspot capabilities. It offers Canadian travelers a reliable US phone number with generous calling allowances and steady cellular data performance on T-Mobile towers.

Who Is It For:

Canadian tourists visiting the US for up to two weeks who require high-speed data and hotspot support for secondary devices. Ideal for light to moderate data users who prefer direct calling features over unlimited data claims. Pick Giant Tree 15-Day for multi-country travel.

Why We Chose This Product:

Billion Connect's 10-Day eSIM delivers 10GB of high-speed mobile data with instant digital setup. It is designed for short trips to the US, allowing travelers to scan a QR code and connect immediately upon landing without waiting for physical card delivery.

Who Is It For:

Tech-savvy travelers on 10-day US trips who want digital activation without physical SIM cards. Great for travelers who rely primarily on internet data for messaging, web browsing, and maps. Pick a physical voice SIM if you need to place standard phone calls.