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Telephones -
main lines in use | 7,678,800 (2005) | | Telephones -
mobile cellular | 21.85 million (2005) | | | 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: country code - 57; 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) | | Television broadcast
stations | 60 (1997) | | | Internet country code | .co | | | Internet users | 4.739 million (2005) | |
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