Nagapattinam to Chennai Karaikal to Chennai Sullurpeta to Eluru Tuni to Nellore Vellore to Trichy Chalakudy to Pondicherry Villupuram to Arumuganeri Villupuram to Bathalagundu Villupuram to Perinthalmanna Villupuram to Tanjore R S Mangalam to Chennai Tadepalligudem to Sullurpeta Tadepalligudem to Tirupathi Pondicherry to Authoor North Pondicherry to Chalakudy Pondicherry to Ettayapuram Pondicherry to Puliyangudi Pondicherry to Sabarimala(Pamba) Pondicherry to Valliyur Thuckalay to Chennai Annavaram to Nellore Hosur to Pondicherry Chennai to Keela Eral Chennai to Velankanni Tanuku to Naidupeta