Buy an AT&T eSIM for installation on your iPhone, Android, Smart Watch, iPad, Tablet or other eSIM capable device. Schedule activation immediately or any time in the future.

  • High Speed 5G Data (5GB HotSpot 10 days after activation)
  • Unlimited local calls and texts
  • Use anywhere in USA.
  • Roaming in Canada & Mexico (calls, text and data. No Hotspot)
  • Works in an unlocked eSIM capable device
  • 24×7 helpdesk support via chat
Please enter activation date below. It can be modified later.
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AT&T Prepaid eSIM for SmartPhones, SmartWatches, Tablets and other eSIM capable devices. No contracts, no credit checks, no shipping costs, activate immediately.

  • 4G LTE Frequencies: Band 2 (1900 MHz), Band 5 (850 MHz), Band 12/17 (700 Mhz)
  • 5G Frequencies: n5 (850MHz), n77 (3.7GHz), Band n260 (39 GHz)
  • APN: “phone”. Sets automatically.
  • Balance check: Dial *3282#

Activating your eSIM

Activation date

You need to specify an activation date for these cards. No activation on Sundays. Your phone number will be sent to you only after activation. Your validity period begins when the card is activated, due to which we suggest to activate only the day before you need the eSIM.

Activation process

You must provide your IMEI Number for activation. This is got by dialing *#06# on your phone. If you have trouble finding it, please use the chat box on this web site for assistance. We use your IMEI number to check your phone for compatibility and then activation. On activation date you should receive an email with a QR code. Please scan the QR code we provide you.

Using your eSIM

Receiving calls

People in USA can dial your number directly to reach you, for example, 1 804 555 1233; People outside USA need to add + to your number, for example, +1 804 555 1233

Calling a number in North America

Dial the 11 digit  number directly;  for example, call number 1 804 555 1233 directly. You can also add + to the number before dialing. There is no distinction between a landline number and a mobile number in North America

International Calling when CallAbroad selected

Dial “011” or “+” + country code + phone number. For example, to call TSIN UK number dial “01144 203 773 2460” or +44 203 773 2460.

Emergency Call Number: 911

Please dial “911” to report an emergency when in USA. They will ask you your location and the nature of the emergency. There are penalties for calling this number when not in emergency situations.

Extension of validity

These cards can be refilled at the telecom operator’s site for an extension of validity. These refills will generally be more expensive than the rates paid to TSIM.

APN Setting

APN setting is automatic and should not require to be set manually. In case of no data initially please restart your phone and wait for a few minutes.