Theni to Villupuram Papanasam(Tanjore) to Chennai Aruppukottai to Chennai Ramnad to Chennai Vytilla to Villupuram Naidupeta to Annavaram Naidupeta to Tanuku Ongole to Guntur Chalakudy to Pondicherry Cumbum to Villupuram Nellore to Tuni Villupuram to Ottanchattram Pondicherry to Authoor North Pondicherry to Ooty Pondicherry to Rajapalayam Annavaram to Sullurpeta Sattur to Chennai Tuticorin to Villupuram Chennai to Karaikal Chennai to Nagapattinam Chennai to Nagercoil Chennai to Sivakasi Chennai to Theni Chennai to Thuvarankurinchi Virudhunagar to Chennai