Ports and harbors of Massachusetts

Flynn Cruiseport Boston, formerly known as the Black Falcon Cruise Terminal, is the main port for all cruise ships visiting Boston, Massachusetts. The port is owned and operated by Massport, which operates most of the Port of Boston, and is located in the Seaport District of Boston. It is primarily open between the months of March and November, with its busiest season being in the early fall, as multiple Canada and New England cruises use Flynn Cruiseport as either a port of call or port of departure. In 2018, the port handled over 389,000 passengers, up over 26% from 2016. Massport handled 402,346 passengers with 138 calls by 34 different ships from 21 cruise lines in 2019.

The Port of Boston (AMS Seaport Code: 0401, UN/LOCODE: US BOS) is a major seaport located in Boston Harbor and adjacent to the City of Boston. It is the largest port in Massachusetts and one of the principal ports on the East Coast of the United States.

Provincetown Harbor is a large natural harbor located in the town of Provincetown, Massachusetts. The harbor is mostly 30 to 90 feet (9 to 27 m) deep and stretches roughly 1 mile (1.6 km) from northwest to southeast and 2 miles (3.2 km) from northeast to southwest – one large, deep basin with no dredged channel necessary for boats to enter and exit.

Boston Harbor is a natural harbor and estuary of Massachusetts Bay, located adjacent to Boston Massachusetts. It is home to the Port of Boston, a major shipping facility in the Northeastern United States.

Barnstable Harbor is a natural harbor located in Barnstable, Massachusetts that is sheltered by Sandy Neck to the north and the city of Barnstable to the south. The inner harbor is mostly dredged, while the outer harbor is natural.

East Harbor is a tidal estuary in Truro, Massachusetts that was originally a natural harbor until it was cut off from Cape Cod Bay to form a salt marsh lagoon, later renamed Pilgrim Lake. It is now within the Cape Cod National Seashore.

Marblehead Harbor is a harbor located in Marblehead, Massachusetts, 17 miles northeast of Boston. It is considered the birthplace of the Continental Navy, forerunner of the United States Navy, and of United States Marine Corps Aviation.

Hyannis Harbor is a harbor of refuge located in the village of Hyannis Port, MA. The North East side of the harbor is located in the village of Hyannis. Hyannis Harbor extends on shore from the southerly point where the breakwall makes landfall to the small jetty at Dunbar Point on Kalmus Beach.

Plymouth Harbor is a harbor located in Plymouth, a town in the South Shore region of the U.S. state of Massachusetts. It is part of the larger Plymouth Bay. Historically, Plymouth Harbor was the site of anchorage of the Mayflower where the Plymouth Colony pilgrims disembarked in 1620 to establish a permanent settlement at Plymouth.

Salem Harbor is a harbor in northeastern Massachusetts spanning an area north and south of Salem. Historically the Salem Harbor was the site of one of the major international ports in the colonies. During the American Revolutionary War, merchant ships were enlisted as privateers, an important role to augment the ill-prepared Continental Navy. In 1790, Salem Harbor was a world-famous seaport and sixth-largest in the United States of America. Now the harbor is used for commercial and recreational purposes and the Salem Maritime National Historic Site is very popular with tourists from around the world.