In January 1987, the Soviet-aided Intersputnik space communications station began operation in Phnom Penh and established two-way telecommunication links between the Cambodian capital and the cities of Moscow, Hanoi, Vientiane, and Paris.Telephone land lines55,603 (2020)Mobile lines21,086,791 (2020)Telephone country code+855Internet users5,440,559 (2019)Overview in include telephone, radio, television, and Internet services, which are regulated by the. Transport and posts were restored throughout. As of Q1 2020, Cambodia's mobile connection is at 21.4 million. Smart Axiata, a leading telecommunications company, in 2019 conducted a live trial of its network with support from China's. The company s.