Why choose our eSIM for the USA and Mexico
How does eSIM for the USA and Mexico work
Before you purchase, make sure that your smartphone supports eSIM
You can find a list of supported smartphones here
Covering not only the USA and Mexico but even more
This eSIM works in the USA and Mexico and an additional 46 countries
Speed and coverage depend on operator and network availability
Important notice: Onesim works with the Movistar operator in Mexico. Please refer to the operator's coverage area here.
Coverage in the USA and Mexico
- United States
Coverage in Europe
- Aaland Islands
- Czech Republic
- Isle of Man
- United Kingdom
- Hong Kong
- Sri Lanka
Frequently Asked Questions
When you purchase an eSIM from Onesim you will instantly receive the eSIM QR code and all the relevant instructions to download and use it. If you didn’t receive your eSIM plan within 10 minutes, please check your spam folder first then contact us via [email protected]
The eSIM plan will start as soon as you scan and activate the QR code. Therefore, you can either buy the eSIM plan prior to your trip or after you arrive at your destination.
You can’t use an eSIM with a locked phone. To check whether your device is locked, please contact your carrier or check the [Settings] menu. If your phone is locked, you should contact your domestic carrier to unlock your phone before you can use the eSIM plan.
Onesim doesn’t offer top-up service right now. If you want to use your eSIM plan longer, you will need to buy a new eSIM plan.
Once an eSIM plan is installed, it can’t be reinstalled or reissued. If you are facing any problem, please don’t delete your eSIM plan - instead, contact Onesim team via [email protected] first.