Tirunelveli, also known as Nellai and historically as Tinnevelly, is a major city in the Indian state of Tamil Nadu. It is the administrative headquarters of the Tirunelveli District. It is the fourth-largest municipal corporation in the state after Chennai, Coimbatore, and Madurai. Tirunelveli is located 624 km southwest of the state capital Chennai, 58 km away from Thoothukudi, and 73 km from Kanyakumari.