V.O.Chidambaranar Port, formerly Tuticorin Port, is one of the 12 major ports in India. It was declared to be a major port on 11 July 1974. It is second-largest port in Tamil Nadu and fourth-largest container terminal in India.After Sethusamudram Shipping Canal Project V.O.C Port will be India's premier port and one of the major ports of Asia equal to Port of Singapore. V.O.Chidambaram Port is an artificial port.This is the third international port in Tamil Nadu and its second all-weather port.