Martin Luther King Jr. Highway Line

A12
Martin Luther King Jr Highway Line
Route A12 at Landover Station
Overview
SystemMetrobus
OperatorWashington Metropolitan Area Transit Authority
GarageLandover
LiveryLocal
StatusIn Service
Began service1978
Ended serviceA13, A17: November 21, 1978
A15: December 15, 2004
A11: March 29, 2015
Route
LocalePrince George's County
Communities servedNew Carrollton, Glenarden, Palmer Park, Hyattsville, Seat Pleasant
Landmarks servedNew Carrollton station, Seat Pleasant, Addison Road station, Capitol Heights station (Sundays only)
StartNew Carrollton station
ViaArdwick-Ardmore Road, Brightseat Road, Martin Luther King Jr Highway, Addison Road, East Capitol Street (Sundays Only)
EndAddison Road station (Monday-Saturday)
Capitol Heights station (Sundays only)
Service
LevelDaily
Frequency20 minutes (7 AM - 9 PM Daily)
30 minutes (After 9 PM Weekdays)
60 minutes (After 9 PM Weekends)
Operates4:55 AM – 2:00 AM
Ridership613,047 (FY 2024)
TransfersSmarTrip only
TimetableMartin Luther King Jr Highway Line
 A9  {{{system_nav}}}  B2 

The Martin Luther King Jr. Highway Line, designated Route A12 is a daily bus route operated by the Washington Metropolitan Area Transit Authority between Addison Road station of the Blue and Silver Lines of the Washington Metro and New Carrollton station of the Orange Line of the Washington Metro. The line operates every 20 minutes between 7 AM and 9 PM, 30 minutes after 9 PM weekdays and 60 minutes after 9 PM weekends. Route A12 trips roughly take 30 minutes. On Sundays, Route A12 is extended to Capitol Heights station replacing a portion of route F14.