విశాఖపట్నం భారత ఏ నౌకా దళ కమాండుకు కేంద్రంగా ఉంది?
The Eastern Naval Command of the Indian Navy is one of its three major formations. It utilizes Visakhapatnam as its headquarters, and has bases there and at Kolkata. It is the first and largest naval command in India.
Eastern Naval Command