Old City Harbour is one of the five ports within the state-owned company Port of Tallinn. It is one of the biggest and busiest passenger harbours in the Baltic region an also the biggest passenger harbour in Estonia. The port operates three passenger terminals (A, B and D), total length of its berths is 4.2 kilometres. Vessels with maximum length of 340 metres, 42 metres wide and draught of 10.7 m can enter the port.[2][3] In 2014, the port served 9,57 million passengers.