ow in use in Colombo area
and two fixed wireless local loops have been installed; competition
is strong in mobile cellular systems; telephone density remains low
at 2.6 main lines per 100 persons (1999)
international: country code - 94; submarine cables to Indonesia and
Djibouti; satellite earth stations - 2 Intelsat (Indian Ocean) (1999)

Sudan
general assessment: large, well-equipped system by regional
standards and being upgraded; cellular communications started in
1996 and have expanded substantially
domestic: consists of microwave radio relay, cable, radiotelephone
communications, tropospheric scatter, and a domestic satellite
system with 14 earth stations
international: country code - 249; satellite earth stations - 1
Intelsat (Atlantic Ocean) and 1 Arabsat (2000)

Suriname
general assessment: international facilities are good
domestic: microwave radio relay network
international: country code - 597; satellite earth stations - 2
Intelsat (Atlantic Ocean)

Svalbard
general assessment: probably adequate
domestic: local telephone service
international: country code - 47-790; satellite earth station - 1 of
unknown type (for communication with Norwegian mainland only)

Swaziland
general assessment: a somewhat modern but not an advanced
system
domestic: system consists of carrier-equipped, open-wire lines and
low-capacity, microwave radio relay
international: country code - 268; satellite earth station - 1
Intelsat (Atlantic Ocean)

Sweden
general assessment: excellent domestic and international
facilities; automatic system
domestic: coaxial and multiconductor cables carry most of the voice
traffic; parallel microwave radio relay systems carry some
additional telephone channels
international: country code - 46; 5 submarine coaxial cables;
satellite earth stations - 1 Intelsat (Atlantic Ocean), 1 Eutelsat,
and 1 Inmarsat (Atlantic and Indian Ocean regions); note - Sweden
shares the Inmarsat earth station with the other Nordic countries
(Denmark, Finland, Iceland, and Norway)

Switzerland
general assessment: excellent domestic and international
services
domestic: extensive cable and microwave radio relay networks
international: country code - 41; satellite earth stations - 2
Intelsat (Atlantic Ocean and Indian Ocean)

Syria
general assessment: fair system currently undergoing
significant improvement and digital upg