National Well Drilling Co. Br. يوليو 13, 2018 دليل هاتف السعودية 14 - دليل شركات المنطقة الغربية, DRILLING EQUIPMENT & SERVICES National Well Drilling Co. Br. Category(s): Drilling Equipment & Services Qatif, Dammam Phone: 013-8373691 Fax: 013-8373696