USA Prepaid SIM Card AT&T 4G Unlimited 5 Days – 90 Days


Từ: 850.000VND Từ: 790.000VND

Từ: 850.000VND Từ: 790.000VND
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90 days

USA Travel SIM Card AT&T 5 Days – 90 Days Short Description:

With the USA Travel SIM card from AT&T, 4G Unlimited valid for 5-90 Days you will get:

  • Voice & Text messages: Unlimited local calls and SMSes in the US
  • Mobile data: Unlimited high-speed internet access (4G LTE) in the US (Note: mobile hotspot is not supported)
  • Already in the US? You can still book our service (learn more about this from our detailed product description)


+ This SIM card is compatible with mobile devices only; it is not suitable for use with tablets or WI-FI pockets.

+ This SIM card does not have roaming service outside of the U.S

USA Travel SIM Card AT&T 5 Days – 90 Days Detailed Description:

This SIM card is a product of AT&T – the 2nd largest telecommunications company in the US with roughly 155.7 million mobile subscribers as of 2019. AT&T has nationwide coverage including Hawaii but excluding Guam.

Buying your AT&T SIM card from Gloka allows you to experience the same service as purchasing at an AT&T store, but at a cheaper price. No passport information is needed. We help you to activate the card according to your travel plans at no extra cost. The card is ready to use when you land in the US, easy and convenient.

Special offer: Free blank SIM card and free activation service. You only pay for the plans price and shipping fee (if any)

Flexible choice of days: 5-90 Days (if you have a longer stay in the US, check out AT&T Combo 90 days, T-Mobile Combo 1-12 Months; especially suitable for students and contract, or permanent workers)

Note: Please do not use the cards phone number for any long-term registration such as opening a bank account as this is a travel SIM card and the number will be reused after you end the service. If you are in need of a SIM card with a phone number that belongs to you, check out US prepaid SIM Card T-Mobile/ AT&T

This card includes:


Unlimited local calls to the U.S.’s phone numbers. Unlimited incoming calls (including calls from abroad).

This is a US card with a US phone number (+1 prefix).

If you are looking for a travel card with an international calling feature, please see USA Travel SIM Card T-Mobile 3 days – 30 days.

Text Messages

Unlimited text messages to the U.S.’s phone numbers.

Mobile Internet

Unlimited high-speed internet access (4G LTE speed)* in the US.

Mobile hotspot is not supported, if you are looking for a travel card that supports mobile hotspot please see AT&T Prepaid SIM Card 8GB, USA Travel SIM Card T-Mobile 4G Unlimited 3-30 days.

*From AT&T: You might notice a slower internet speed when you reach the 22GB limit. No overages or data caps apply on our network. Data prioritization will only be noticeable when you access a congested tower and have used over 22GB of data in a particular billing cycle. You will continue to get unlimited high-speed data on your smartphone when you are not accessing a congested tower.

Phone specification requirements:

  1. GSM 1900 to make calls
  2. 4G LTE band 2/ 4/ 5/ 17 to access at 4G Speed
  3. 3G band 4/ 5 to access at 3G speed
  4. AT&T Coverage Check: click here


We will attend to ensuring that your SIM card is activated according to your travel plans (U.S. time). The card is ready to use when you arrive in the U.S.

Kindly provide the requested activation information on our convenient form on the product page to ensure that your card is ready to use when you land in the U.S. For your convenience and to save you time and trouble. Gloka will provide this information to AT&T so that all you have to do is insert the SIM card into your compatible device when you arrive in the U.S.

Extend cards duration

In the event of a longer stay in the U.S, we provide a top-up service to extend the card’s duration. Please contact our customer service 5 days before the plan ends or simply place your order online on the same product page.

The price of the top-up voucher is the price of the plan you chose. Please select the number of days by which you wish to extend your validity and then provide us with your U.S phone number in the Note section at checkout (kindly confirm that the number you provide is the phone number you wish to top-up as the top-up voucher cannot be revised once it has been generated).


  • We can’t refill the card if you inform us after the plan ends as the card’s status will be invalid at the time
  • The card can only be extended by Gloka.
  • We only provide this top-up service for phone numbers sold by Gloka.
  • The minimum extension is 5 days.

Book our service in the US

If you are already in the U.S and want to try our service, please choose either option as follows:

  1. Provide us with the serial number of a blank AT&T SIM card: you can buy an AT&T blank SIM card online or at Wal-Mart and other retail outlets Please note that this card must be completely new, not yet activated
  2. We deliver to your home/hotel, this takes about 3-5 business days, this service costs 15 USD.

Terms and Conditions:

Please check our Terms and Conditions at this link before placing an order.


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