B Train

B Train may refer to:

• The B (New York City Subway service) in New York City
• The Green Line B branch in Boston, Massachusetts
• A B-Train or B-double, a road freight transport larger than a semi-trailer but not as long as a road train
• B Line (Los Angeles Metro), a rapid transit line in Los Angeles County, California

See also

• B Line (disambiguation)

Topics referred to by the same term