Mettupalayam to Villupuram Kadayanallur to Chennai Chinnamanur to Chennai Puliyangudi to Chennai Rameshwaram to Villupuram Ongole to Chilakaluripet Tuni to Chennai Cochin to Villupuram Rajahmundry to Chennai Villupuram to Kondotty Pondicherry to Arumuganeri Pondicherry to Karaikudi Pondicherry to Mettupalayam Pondicherry to Palakkad Pondicherry to Thuckalay Pondicherry to Trivandrum Sabarimala(Pamba) to Chennai Chennai to Chalakudi Chennai to Ernakulam Chennai to Puliyal Madurai to Pondicherry Trichy to Vellore Mayiladuthurai to Chennai Coonoor to Pondicherry Marthandam to Villupuram