// Workers AI · dad joke modeWhat did the B Line say? It had a bee-yond route.

B Line, B-Line or Line B may refer to the following:

Transportation

United States

• B (AC Transit), a bus route in the San Francisco Bay Area, California
• B (Los Angeles Railway), former streetcar service in Los Angeles, California
• B (New York City Subway service), a subway route in New York City, New York
• B (SEPTA Metro), a subway line in Philadelphia, Pennsylvania
• B Line (Los Angeles Metro), a rapid transit line in Los Angeles County, California
• B-Line (Norfolk Southern), a freight-rail line in Virginia
• B Line (RTD), a light-rail system in Denver, Colorado
• B Line (Valley Metro), a light rail line in Phoenix, Arizona
• Metro B Line (Minnesota), a rapid bus line in Minneapolis-Saint Paul, Minnesota
  • Riverview Corridor, previously known as the B Line
• RapidRide B Line, a bus route in King County, Washington
• Green Line B branch, a light-rail line in Boston, Massachusetts
  • B-Line Rivalry, a sports rivalry between Boston College and Boston University
• Butte Regional Transit, a bus system in Butte County, California, branded as "B-Line"

Elsewhere

• Line B (Buenos Aires Underground), an rapid transit line in Buenos Aires, Argentina
• B-Line (Hamilton), a proposed light-rail line in Hamilton, Ontario, Canada
• Line B (Prague Metro), a rapid transit line in Prague, Czech Republic
• Line B (Rennes Metro), a rapid transit line in Rennes, France
• B-Line (Sydney), a bus rapid transit system in Sydney, Australia
• B-Line (Vancouver), a bus rapid transit system in Vancouver, British Columbia, Canada
• Mexico City Metro Line B, a rapid transit line in Mexico

Other uses

• "B Line" (song), a track on Lamb's album Fear of Fours
• The Eighties Matchbox B-Line Disaster, an English rock band
• Index register, in computing, per outdated British use
• A finding in lung ultrasound

See also

• Bee line (disambiguation)
• B Train (disambiguation)