Universal Postal Union - UPU 21 Avis International Sembcorp Salalah 1 Avis Salalah Sultan Bin Saud Bin Ahmed Al-Shidhani Trading Company LLC 1 Avis Muscat Telecommunications Consultants India Limited - TCIL 2 Avis International United Nations Secretariat - UN Secretariat 101 Avis Muscat Lire la suite