Telephones - fixed lines:
total subscriptions: 129.4 million
[see also: Telephones - fixed lines - total subscriptions country ranks ]
subscriptions per 100 inhabitants: 41 (2014 est.)
[see also: Telephones - fixed lines - subscriptions per 100 inhabitants country ranks ]
country comparison to the world: 3

Telephones - mobile cellular:
total: 317.4 million
[see also: Telephones - mobile cellular - total country ranks ]
subscriptions per 100 inhabitants: 100 (2014 est.)
[see also: Telephones - mobile cellular - subscriptions per 100 inhabitants country ranks ]
country comparison to the world: 5

Telephone system:
general assessment: a large, technologically advanced, multipurpose communications system
domestic: a large system of fiber-optic cable, microwave radio relay, coaxial cable, and domestic satellites carries every form of telephone traffic; a rapidly growing cellular system carries mobile telephone traffic throughout the country
international: country code - 1; multiple ocean cable systems provide international connectivity; satellite earth stations - 61 Intelsat (45 Atlantic Ocean and 16 Pacific Ocean), 5 Intersputnik (Atlantic Ocean region), and 4 Inmarsat (Pacific and Atlantic Ocean regions) (2011)

Broadcast media:
4 major terrestrial TV networks with affiliate stations throughout the country, plus cable and satellite networks, independent stations, and a limited public broadcasting sector that is largely supported by private grants; overall, thousands of TV stations broadcasting; multiple national radio networks with many affiliate stations; while most stations are commercial, National Public Radio (NPR) has a network of some 600 member stations; satellite radio available; overall, nearly 15,000 radio stations operating (2008)

Radio broadcast stations:
AM 4,789, FM 8,961, shortwave 19 (2006)

Television - broadcast stations:
2,218 (2006)

Internet country code:
.us

Internet hosts:
505 million (2012); note - the US Internet total host count includes the following top-level domain host addresses: .us, .com, .edu, .gov, .mil, .net, and .org
country comparison to the world: 1
[see also: Internet hosts country ranks ]

Internet users:
total: 276.6 million
[see also: Internet users - total country ranks ]
percent of population: 86.8% (2014 est.)
[see also: Internet users - percent of population country ranks ]
country comparison to the world: 3