MetroLink is a light rail system that serves the Greater St. Louis area. Operated by Metro Transit in a shared fare system with MetroBus, the two-line, 38-station system runs from St. Louis Lambert International Airport and Shrewsbury in Missouri to Scott Air Force Base in Illinois. Intermediate destinations include downtown Clayton, Forest Park, and downtown St. Louis. It is the only U.S. light rail system to cross state lines.
The Metro East is an urban area in Southern Illinois, United States that contains the eastern and northern suburbs and exurbs of St. Louis, Missouri. It encompasses five counties in the Greater St. Louis area and constitutes the second-most populous urban area in Illinois. The region's most populated city is Belleville, with 42,404 residents.
Metro Transit is an enterprise of the Bi-State Development Agency and operates public transportation services in the St. Louis region. In 2023, the system had an annual ridership of 19,528,200, or about 59,800 per weekday as of the fourth quarter of 2023.
Wiehle–Reston East station is a Washington Metro station in Fairfax County, Virginia on the Silver Line. Located in Reston, the station is situated alongside Reston Station, a mixed-use urban center. Upon its opening, Wiehle–Reston East was the western terminus of the Silver Line with a pocket track just beyond the station for reversing trains until November 15, 2022, when service was extended to the new westernmost terminus at Ashburn station.
Transportation in Greater St. Louis, Missouri includes road, rail, ship, and air transportation modes connecting the bi-state St. Louis metropolitan area with surrounding communities throughout the Midwest, national transportation networks, and international locations. The Greater St. Louis region also supports a multi-modal transportation network that includes bus, paratransit, and light rail service in addition to shared-use paths, bike lanes and greenways.
College station is a light rail station on the Red Line of the St. Louis MetroLink system. This at-grade station serves Southwestern Illinois College on the eastern edge of Belleville, Illinois. It is also features MetroBus service and 623 park and ride spaces.
Swansea station is a light rail station on the Red Line of the St. Louis MetroLink system. This at-grade station is located in Swansea, Illinois between Illinois State Routes 159 and 161. It is primarily a commuter station with 751 park and ride spaces and MetroBus service.
5th & Missouri station is a light rail station on the Red and Blue lines of the St. Louis MetroLink system. This at-grade station is located in the former 5th Street right-of-way between Broadway and Missouri Avenue in downtown East St. Louis, Illinois.
Emerson Park station is a light rail station on the Red and Blue lines of the St. Louis MetroLink system. This at-grade station is located near 15th Street and Bowman Avenue in East St. Louis, Illinois. It also serves as a transfer for MetroBus and Madison County Transit and features 841 park and ride spaces.
Jackie Joyner-Kersee Center station is a light rail station on the Red and Blue lines of the St. Louis MetroLink system. This at-grade station is adjacent to the Jackie Joyner-Kersee Youth Center and just north of Interstate 64's exit 4B in East St. Louis, Illinois.
Washington Park station is a light rail station on the Red and Blue lines of the St. Louis MetroLink system. This at-grade station is located on the city limit line between East St. Louis, Illinois and Washington Park, Illinois.
Memorial Hospital station is a light rail station on the Red Line of the St. Louis MetroLink system. This below-grade station is located beneath an overpass on Frank Scott Parkway in Belleville, Illinois and has 431 park and ride spaces across three parking lots.
Belleville station is a light rail station on the Red Line of the St. Louis MetroLink system. This at-grade station bisects Scheel Street in the northern section of Belleville, Illinois approximately one-mile (1.6 km) from the center of town. It features a MetroBus transfer and 321 park and ride spaces.
Shiloh–Scott station is a light rail station and current terminus of the Red Line of the St. Louis MetroLink system. This at-grade station is located in Shiloh, Illinois, adjacent to Scott Air Force Base, after which the station is named.
Madison County Transit, or MCT for short, is a bus and bike trail transportation system that serves the citizens of Madison County, which is located in Illinois approximately 20 miles (32 km) northeast of St. Louis. It was created in 1980 by the Madison County Board to improve transportation in Madison County, and is a completely separate transit system from the St. Louis Metro Transit system which includes MetroLink, which doesn't operate into Madison County, though the buses connect with many MetroBus routes and even serve MetroLink stations in East St. Louis, Belleville and Downtown St. Louis.
The Red Line is the older and longer line of the MetroLink light rail system in Greater St. Louis. It serves 29 stations across three counties and two states.
The Blue Line is the newer and shorter line of the MetroLink light rail service in Greater St. Louis. It serves 25 stations across three counties and two states.
MetroBus is a public bus service operated by Metro Transit that serves the Greater St. Louis area. In 2023, the service had an annual ridership of 12,531,400, or about 39,400 per weekday as of the fourth quarter of 2023.
MetroBus Illinois: 1, 12, 13 [2] 
