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Cellular News - GSM
http://www.cellular-news.com/coverage/indonesia.shtml
Mobile phone coverage maps for Indonesia.
Jatiluhur Satellite Earth Station - INDOSAT
http://members.tripod.com/~jatiluhur_es
Unofficial homepage for Jatiluhur Satellite Earth Station, the biggest earth station complex in Indonesia.
PT Jastrindo Dinamika
http://www.nexcom.co.id/
A national trunked radio operator in Indonesia.