Three bus services run through College Park: Metrobus, The Bus and ShuttleUM
City of College Park's Transportation webpage
Take the Red Line train (toward Glenmont); transfer at the Fort Totten station to the Green Line train (toward Greenbelt); get off at the College Park/U of MD station.
Or take the Green Line train (toward Greenbelt ); get off at the College Park/U of MD station.
The university's Shuttle-UM buses pick up university-bound passengers on the EAST side of the station
Take the Camden Line train (toward Washington, D.C.); get off at the College Park station.
The University's Shuttle-UM buses pick up university-bound passengers on the EAST side of the Metrorail station.
Take the Penn Line train (toward Washington, D.C.); get off at Union Station.
Transfer to the Metrorail system.
Take the Red Line train (toward Glenmont); transfer at the Fort Totten station to the Green Line train (toward Greenbelt); get off at the College Park/U of MD station.
The university's Shuttle-UM buses pick up university-bound passengers on the EAST side of the Metrorail station.