Thrissur to Villupuram Nagapattinam to Chennai Srikalahasti to Ravulapalem Papanasam(Tanjore) to Villupuram Salem to Chennai Tirupathi to Ravulapalem Vasudevanallur to Chennai Cochin to Chennai Villupuram to Coimbatore Villupuram to R S Mangalam Villupuram to Vandiperiyar Pondicherry to Ernakulam Pondicherry to Pamba(Sabarimala) Pondicherry to Perinthalmanna Pondicherry to R S Mangalam Pondicherry to Tirunelveli Pondicherry to Vytilla Thiruchendhur to Chennai Aluva to Pondicherry Bathalagundu to Chennai Chennai to Authoor North Chennai to Kayalpattinam Chennai to Salem Trichy to Pondicherry T Kallupatti to Chennai