The Metropolitan Transit Authority of Harris County (METRO) is the region’s largest public transit provider, offering safe, reliable and affordable transportation services about 370,000 times per day. Besides operating more than 1,200 buses on a New Bus Network, METRO Rail's expanded system includes the Red Line (Main Street and Northline), Green Line (East End) and Purple Line (Southeast). METRO’s services also include: STAR Vanpool, METROLift, HOV lanes, HOT lanes, Bikes-on-Buses/Trains program, Park & Ride, and road improvement projects. Learn more about METRO services at ridemetro.org where you will also find information about our T.R.I.P. app, and Next Bus Arrival texting.