TracFone Wireless, Inc. is a prepaid mobile virtual network operator in the United States, Puerto Rico, and the US Virgin Islands. TracFone Wireless is a subsidiary of Mexico's largest telecommunications company América Móvil, and offers products and services under multiple brands which include TracFone, NET10 Wireless, Total Wireless, Straight Talk, SafeLink Wireless, Telcel América, SIMPLE Mobile, Page Plus Cellular, GoSmart Mobile, and Walmart Family Mobile. TracFone Wireless operates as a mobile virtual network operator (MVNO), holding agreements with the United States' largest wireless network operators to provide service using their networks, including Verizon Wireless, AT&T Mobility, T-Mobile US, Sprint Corporation, and U.S. Cellular. TracFone Wireless had 25.668 million subscribers in 2015. - Source: Wikipedia