United Nations Secretariat - UN Secretariat 101 Avis Muscat Oman International Telecommunications - OHI Telecom 1 Avis Muscat Ministry of Energy and Minerals 40 Avis Muscat Oman Electricity Transmission Company S.A.O.C 164 Avis Muscat Oman Cement Company 82 Avis Muscat Lire la suite