Thrissur to Pondicherry Pudukkottai to Pondicherry Ramnad to Chennai Ongole to Annavaram Vellore to Trichy Villupuram to Avinashi Villupuram to Palakkad Villupuram to SPIC Nagar Tadepalligudem to Tirupathi Sathyamangalam to Chennai Tirunelveli to Pondicherry Pondicherry to Aruppukottai Pondicherry to Hosur Annavaram to Srikalahasti Karaikudi to Chennai Chennai to Annavaram Chennai to Bathalagundu Chennai to Ramnad Chennai to Tadepalligudem Chennai to Tirunelveli Madurai to Chittoor (Andhra Pradesh) T Kallupatti to Chennai Ettayapuram to Chennai Valliyur to Pondicherry Bangalore to Chennai