Thoothukudi is known as Tuticorin. Tuticorin is a city in Tamilnadu state of southern India . It is the headquarters of Tuticorin District. Tuticorin is surrounded on the north by the districts of Tirunelveli, Virudhunagar and Ramanathapuram, on the east and south-east by Gulf of Mannar and on the west and south-west by the district of Tirunelveli.

Tuticorin is a main Port city of India . The major harbor of Tuticorin is well known as pearl diving, fishing centre and shipbuilding. The city is also known as " Pearl City ” and "Muthu Nagar”.   Tuticorin is famous for pearl fishing, production of salt, fishing and other related business. Totally 70% salt is manufactured in Tuticorin.

Tuticorin is having an All India Radio Station and a Doordharshan Relay Station. Thoothukudi became the center of the Indian independence movement in the early 20th century , with such leaders as the poet Subramanya Bharathy , Kattabomman , and V.O. Chidambaram Pillai .