Television broadcast stations: 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)
Televisions: 219 million (1997)
Internet country code: .us
Internet Service Providers (ISPs): 7,800 (2000 est.)
Internet users: 148 million (2000)
United States Transportation
Railways: total: 225,750 km mainline routes
standard gauge: 225,750 km 1.435-m gauge (1999)
Highways: total: 6,370,031 km
paved: 5,733,028 km (including 74,091 km of expressways)