Gadalvadi is an city in Tiruvallur District , Tamil Nadu, India. Kapulakandigai, Attupakkam, Kanagavallipuram, Manavur, Karanisampattu, Thiruvalangadu, Gadalvadi, Rajapadmapuram, Videiyur, Kalianur, Nemiliagaram, Melvilagam, Venugopalapuram, Narthavada, Chennai, Jagirmangalam, Keelvilagam, Athipattu, Veeraraghavapuram are the nearby cities to Gadalvadi.