Directorate of Shipping Services (Andaman and Nicobar) sails 21 routes between 33 ports in India, mostly Port Blair, Campbell Bay and Havelock Island. From Port Blair: Campbell Bay, Havelock Island, Neil Island and 20 other ports. From Havelock Island: Neil Island. From Diglipur: Smith Island (Andaman) and Gandhi Nagar. From Long Island (Andaman): Yeratta and Kadamtala. From Nancowry: Champin, Hitui and Munak. From Middle Strait: Baratang.