general assessment: modern satellite-based communications
system;
domestic: radiotelephone service between islands
international: country code - 690; radiotelephone service to Samoa;
government-regulated telephone service (TeleTok), with 3 satellite
earth stations

Tonga
general assessment: competition between Tonga
Telecommunications Corporation (TCC) and Shoreline Communications
Tonga (SCT) is accelerating expansion of telecommunications; SCT
recently granted authority to develop high-speed digital service for
telephone, Internet, and television
domestic: fully automatic switched network
international: country code - 676; satellite earth station - 1
Intelsat (Pacific Ocean) (2004)

Trinidad and Tobago
general assessment: excellent international
service; good local service
domestic: NA
international: country code - 1-868; satellite earth station - 1
Intelsat (Atlantic Ocean); tropospheric scatter to Barbados and
Guyana

Tunisia
general assessment: above the African average and continuing
to be upgraded; key centers are Sfax, Sousse, Bizerte, and Tunis;
Internet access available
domestic: trunk facilities consist of open-wire lines, coaxial
cable, and microwave radio relay
international: country code - 216; 5 submarine cables; satellite
earth stations - 1 Intelsat (Atlantic Ocean) and 1 Arabsat; coaxial
cable and microwave radio relay to Algeria and Libya; participant in
Medarabtel; two international gateway digital switches

Turkey
general assessment: undergoing rapid modernization and
expansion, especially with cellular telephones
domestic: additional digital exchanges are permitting a rapid
increase in subscribers; the construction of a network of
technologically advanced intercity trunk lines, using both
fiber-optic cable and digital microwave radio relay is facilitating
communication between urban centers; remote areas are reached by a
domestic satellite system; the number of subscribers to mobile
cellular telephone service is growing rapidly
international: country code - 90; international service is provided
by three submarine fiber-optic cables in the Mediterranean and Black
Seas, linking Turkey with Italy, Greece, Israel, Bulgaria, Romania,
and Russia; also by 12 Intelsat earth stations, and by 328 mobile
satellite terminals in the Inmarsat and Eutelsat systems (2002)

Turkmenistan
general assessment: poorly d