Telephones - main lines in use:

172 million (2006)

Telephones - mobile cellular:

255 million (2007)

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) (2000)

Radio broadcast stations:

AM 4,789, FM 8,961, shortwave 19 (2006)

Television broadcast stations:

2,218 (2006)

Internet country code:

.us

Internet hosts:

282 million (2007); note - the US Internet total host count includes the following top level domain host addresses: .us, .com, .edu, .gov, .mil, .net, and .org

Internet users:

223 million (2008)