Tisbury is a town in Dukes County in The Province of Massachusetts Bay of British Colonial America and is located on Martha's Vineyard and Vineyard Haven; it is the main village/town center of Tisbury; both names are used interchangeably Tisbury was incorporated within the Commonwealth of Massachusetts in 1671 and remains the legal name of the town to this day. However, the port and harbor have had varying names. "Holmes Hole" was one of the first names of the port within the town of Tisbury. This name was later changed to "Vineyard Haven", which is the official post office name for the community. To residents of Martha's Vineyard, "Vineyard Haven" is by far the more common usage, although residents recognize Tisbury as the town's legal name Vineyard Haven in Tisbury is the main port of entrance to Martha's Vineyard and is the only operational port on the island during most of the year [ https://en.wikipedia.org/wiki/Tisbury,_Massachusetts ]