Managing agency: Viettel Cambodia Pte., Ltd Address: Building No. 199, Mao Tse Tung Blvd, Sangkat Tuol Svay Prey2, Khan Boeng Keng Kang, Phnom Penh, Cambodia. Customer care hotline: 1204 (Free calls) License number: No. 041 License issued by the Ministry of Information on December 28, 2023.