The Eastern Massachusetts Street Railway (Eastern Mass) was a streetcar

Tram

A tram is a passenger rail vehicle which runs on tracks along public urban streets and also sometimes on separate rights of way. It may also run between cities and/or towns , and/or partially grade separated even in the cities...

 and later bus

Bus

A bus is a road vehicle designed to carry passengers. Buses can have a capacity as high as 300 passengers. The most common type of bus is the single-decker bus, with larger loads carried by double-decker buses and articulated buses, and smaller loads carried by midibuses and minibuses; coaches are...

 company in eastern Massachusetts

Massachusetts

The Commonwealth of Massachusetts is a state in the New England region of the northeastern United States of America. It is bordered by Rhode Island and Connecticut to the south, New York to the west, and Vermont and New Hampshire to the north; at its east lies the Atlantic Ocean. As of the 2010...

, serving most suburb

Suburb

The word suburb mostly refers to a residential area, either existing as part of a city or as a separate residential community within commuting distance of a city . Some suburbs have a degree of administrative autonomy, and most have lower population density than inner city neighborhoods...

s of Boston, Massachusetts. Many of its former routes are now run by the Massachusetts Bay Transportation Authority

Massachusetts Bay Transportation Authority

The Massachusetts Bay Transportation Authority, often referred to as the MBTA or simply The T, is the public operator of most bus, subway, commuter rail and ferry systems in the greater Boston, Massachusetts, area. Officially a "body politic and corporate, and a political subdivision" of the...

.

BERy connection points

The Eastern Mass connected to the Boston Elevated Railway

Boston Elevated Railway

The Boston Elevated Railway was a precursor first to the Metropolitan Transit Authority in Massachusetts, now the Massachusetts Bay Transportation Authority, operating rapid transit, streetcars and buses in the Boston, Massachusetts area. It was formerly known as the West End Street Railway.The...

 (BERy) system at many points; through service continued along BERy trackage at some.

• Neponset
  Neponset, Massachusetts
  Neponset, Massachusetts is a district in the southeast corner of Dorchester, Massachusetts which is the most populous neighborhood of Boston....
  
  
• Milton
  Milton, Massachusetts
  Milton is a town in Norfolk County, Massachusetts, United States and part of the Greater Boston area. The population was 27,003 at the 2010 census. Milton is the birthplace of former U.S. President George H. W. Bush and architect Buckminster Fuller. Milton also has the highest percentage of...
  
   Lower Mills
• Mattapan
  Mattapan (MBTA station)
  Mattapan or Mattapan Sq. is the southern terminus of the Ashmont-Mattapan High Speed Line in Boston, Massachusetts. It is in the Mattapan neighborhood of Boston. The station is a major transfer facility, served by several bus lines.- Reconstruction :...
  
  
• Forest Hills
  Forest Hills (MBTA station)
  Forest Hills Station is a station on the MBTA Orange Line, located in Forest Hills in the southern part of the Jamaica Plain neighborhood of Boston, Massachusetts at the intersections of Washington Street, Hyde Park Avenue, South Street, The Arborway and Morton Street.Forest Hills is the southern...
  
   - the Hyde Park division was sold to the BERy ca. 1930, unifying routes across Forest Hills but creating other connection points.
• Arlington
  Arlington, Massachusetts
  Arlington is a town in Middlesex County, Massachusetts, United States, six miles northwest of Boston. The population was 42,844 at the 2010 census.-History:...
  
   Heights
• West Medford
  Medford, Massachusetts
  Medford is a city in Middlesex County, Massachusetts, in the United States, on the Mystic River, five miles northwest of downtown Boston. In the 2010 U.S. Census, Medford's population was 56,173...
  
  
• Middlesex Fells
  Middlesex Fells Reservation
  Middlesex Fells Reservation, often referred to simply as the Fells, is a Massachusetts state park located in Malden, Medford, Melrose, Stoneham, and Winchester...
  
  
• Malden Center
  Malden Center (MBTA station)
  Malden Center Station is an MBTA station on the Orange Line and Haverhill Line, located on Pleasant Street in downtown Malden, Massachusetts. It is an elevated station serving Malden's Edgeworth and downtown areas, with a small parking lot and connections to several bus lines...
  
  
• Charlestown
  Charlestown, Massachusetts
  Charlestown is a neighborhood of Boston, Massachusetts, United States, and is located on a peninsula north of downtown Boston. Charlestown was originally a separate town and the first capital of the Massachusetts Bay Colony; it became a city in 1847 and was annexed by Boston on January 5, 1874...
  
  
• Chelsea
  Chelsea, Massachusetts
  Chelsea is a city in Suffolk County, Massachusetts, United States directly across the Mystic River from the city of Boston. It is the smallest city in Massachusetts in land area, and the 26th most densely populated incorporated place in the country.-History:...
  
   - the Chelsea division was sold to the BERy in 1936, unifying routes across Charlestown and Chelsea but creating other connection points.
• Suffolk Downs
  Suffolk Downs (MBTA station)
  Suffolk Downs is a station on the Massachusetts Bay Transportation Authority's Blue Line, which runs between Bowdoin station, near Beacon Hill in Boston, and the Wonderland station in Revere, Massachusetts...
  
  
• Fields Corner
  Fields Corner (MBTA station)
  Fields Corner is a station on the rapid transit Red Line at Fields Corner in Dorchester, Massachusetts. It opened on November 5, 1927, serving as the south end of the line for about a year...
  
  

Preserved cars

Former Eastern Massachusetts Street Railway car 4387, built in 1918 by the Laconia Car Company, is preserved in operating condition at the Seashore Trolley Museum

Seashore Trolley Museum

The Seashore Trolley Museum, located in Kennebunkport, Maine, United States, is the world's oldest and largest museum of mass transit vehicles....

, in Kennebunkport, Maine.