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United States Communication |
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Telephones - main lines in use:
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181,599,900 (2003)
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Telephones - mobile cellular:
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158.722 million (2003)
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Telephone system:
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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; 24 ocean cable systems in use; 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)
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Radios:
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575 million (1997)
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Radio broadcast stations:
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AM 4,762, FM 5,542, shortwave 18 (1998)
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Televisions:
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219 million (1997)
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Television broadcast stations:
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more than 1,500 (including nearly 1,000 stations affiliated with the five major networks - NBC, ABC, CBS, FOX, and PBS; in addition, there are about 9,000 cable TV systems) (1997)
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Internet country code:
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.us
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Internet hosts:
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115,311,958 (2002)
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Internet users:
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159 million (2002)
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Internet Service Providers (ISPs):
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7,000 (2002 est.)
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