Telephones - mobile cellular: 1,800,229 (December 1998)
Telephone system: general assessment: modern system in many respects
domestic: nationwide microwave radio relay system; domestic satellite system with 41 earth stations; fiber-optic network linking 50 cities
international: satellite earth stations - 6 Intelsat, 1 Inmarsat; 3 fully digitalized international switching centers; 8 submarine cables
Radio broadcast stations: AM 454, FM 34, shortwave 27 (1999)
Radios: 21 million (1997)
Television broadcast stations: 60 (includes seven low-power stations) (1997)
Televisions: 4.59 million (1997)
Internet country code: .co
Internet Service Providers (ISPs): 18 (2000)