Full country name United States Of America  
Capital Washington
Currency United States dollar (USD)
Phone code +1

The United States is doing a lot of things differently: voltage, power plugs and mobile phones. This leads to a large number of errors and confusion when you come from another country. Here’s a quick guide to avoid disappointment.


This review relates to the United States of America (USA), its 50 States and the district of Columbia, this is valid for all continental mainland and the Islands of Hawaii. There, the same operators are roaming, forming one common network with no extra fees for roaming. This is partly true for Puerto Rico and the U.S. virgin Islands, but additional operators offer mobile services, which are shown in the overview of Puerto Rico. Other overseas territories of the United States, in which different providers are represented in separate reviews, such as GUAM or Samoa.


The US has 4 national mobile networks:

  • Verizon Wireless
  • AT&T
  • T-Mobile USA
  • Sprint
  • TracFone

You could visit free tracfone my account download to check your balance and more information.

TracFone My Account App you can manage your TracFone Account anywhere at any time.
Widget to check your Balance
Purchase Airtime
Add Airtime with a PIN Card
View Service End Date
Account Creation and Login.
Enroll in Auto-Refill
Customer Support Chat
Retailer Locator
View Transaction History
Manage Credit Cards
Edit Profile

Complemented by a small regional network operating in limited areas. In the framework of the agreement on internal roaming they are partially available for subscribers of the big 4 providers.

  • in 2G Verizon and Sprint use CDMA, while T-Mobile uses GSM
  • in 3G Verizon and Sprint use EVDO, while AT&T and T-Mobile UMTS
  • in 4G all four operators only use LTE


Because the device will be difficult to read long reviews, the review of the United States is divided into 3 additional sub-section in accordance with network providers: AT&T, T-Mobile and their Resellers, as well as Verizon and Sprint from the perspective of the owner of GSM devices.


Johnny Matson is a computer expert from Washington. Johnny is an software engineer. At the moment he works as a system administrator. Articles on topics range from home networks to wireless networks to Internet security, software and others.

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