Dawadmi Governorate Municipality 37 Avis Riyadh Governmental entity 65 Avis Mecca The Regional Organization for the Conservation of the Environment of the Red Sea and Gulf of Aden (PERSGA) 13 Avis Jeddah Al-Suha municipality 80 Avis Jizan Nuclear and Radiological Regulatory Authority 91 Avis Riyadh Lire la suite