America Travel Sim is used for travel or business trip in this country. Sim is linked to major US operators like AT&T, Verizon, Sprint, T – Mobile. Therefore the speed of network access is very fast and stable in the US. This sim card has 30-days validity without a top-up, can access the network, make call comfortably.

Sim2go.vn is the best place for you to buy mobile USA/ America sim in Vietnam. If you are finding a good sim to travel to the US or being confusing to choose between 3G/4G data sim and calling sim. Let’s refer these information below and choose the best sim for your US trip.

• 30 days use
• 8GB data at high speed 4G
• Unlimited data at 3G speed
• 3000 minutes US domestic call
• 100 minutes call to Asian countries (China, Japan, South Korea, Taiwan, Macau, Singapore, Malaysia, Indonesia and Thailand)

Sim Installation/ Set up:

• Step 1: Insert Sim card into your phone (using slot 1 incase your phone has 2 sim slots) During set up, please turn-off or un-install your 2^nd sim from slot 2)
• Step 2: Restart your phone and wait for awhile, to let your sim search for network and automatically activates. For certain phones, this may take longer than usual, up to few minutes. Please be patient!
• Step 3: Turn on “Cellular Data” and “Data Roaming” (Setting > Cellular Data/ Connections > Cellular Data Options/ Mobile Networks > Data Roaming > On)
• Step 4: If you don’t see network, or 3G/4G -> please restart your phone again, or turn on Airplane mode for 2 minutes and then turn it off.  

In case you don’t get internet after those 4 steps, your phone might need to set up the APN. APN Set up as followed:

• For Android:  Settings > Connections > Mobile Networks > APN/ Access Point Names > Add a new APN (as given below) & Save > Choose the APN you have created > complete.
• For iOS: Settings > Cellular > Cellular Data Options > Cellular Data Networks > Add a new APN  (as given below) > & Save > Choose the APN you have created > completeWith some specific iPhones, if the APN information does not show up, then please go to Settings > General >  Reset > Reset Networks 
  • APN Information (to be filled in): 
  • User name & Pass word: “ no need/ leave it in blank/
  • APN: mobile.lte.three.com.hk

Then restart your phone.

 How to make/ receive calls:

– To make calls in USA: +(1) (Area Code) (Phone No.)

– To receive calls: please ask the caller to add Hongkong country code +852 to your phone number (it’s Hongkong code because your sim is provided by a Hongkong Carrier). Your phone number is given on sim package and/or the welcome SMS.