Theni to Villupuram Kamuthi to Chennai Ongole to Chilakaluripet Ongole to Guntur Nellore to Vizag Poonamallee to Hosur Villupuram to Kavalkinaru Villupuram to Tanjore Pondicherry to Authoor North Pondicherry to Cherpulassery Pondicherry to Cumbum Pondicherry to Ettayapuram Pondicherry to Gudalur(Cumbam) Pondicherry to Nilakkal(Sabarimala) Pondicherry to Ramanattukara Pondicherry to Theni Karaikudi to Chennai Coimbatore to Chennai Kayalpattinam to Chennai Bathalagundu to Villupuram Chennai to Changanacherry Chennai to Kanyakumari Chennai to R S Mangalam Chennai to Rajapalayam Madurai to Trivandrum