Its mine output goes to supply the companies copper smelter in Tuticorin, India.
Madurai is the closest metropolitan city, around 100 km away, while Tirunelveli, Thoothukudi and Trivandrum are the other major cities that are close by.
This day was an official holiday for the southern districts of Tamil Nadu such as Kanyakumari, Thoothukudi and Tirunelveli.
In 1986, a group of 21 islets lying off the Tamil Nadu coast between Thoothukudi and Dhanushkodi were declared the Gulf of Mannar Marine National Park.
Inscriptions of Rajendra Chola I have been found in every part of Tirunelveli and Thoothukudi districts.
Sri Karkuvel ayyanar temple is located in a village named Therikudiyiruppu in Kayamozhi, Thoothukudi, Tamil Nadu.
Haji Mastan Haji Mastan#Rise as the don of Mumbai also had close links with C. Pasupathy Pandiyan from Thoothukudi, a well known Dalit leader with criminal records, for his underworld sea contacts in southern Tamil Nadu.
The Dutch campaign against the Portuguese began in Jaffna, passing Mannar, Tuticorin and Nagapattinam and ended in South India.
This train is also religiously important, as it joins two places of religious significance; namely Lord Krishna's Dwarka and Rameswaram, which lies close to Thoothukudi.