Route 15X
Route 15 Express provides connections to business and retail along the Greenbelt Road corridor and communities along Cipriano Road and adjacent to the Greenbelt and New Carrollton Metrorail Stations. The route serves the Greenbelt Metrorail Station and the New Carrollton Metrorail Station with key stops at Beltway Plaza Shopping Center, Greenway Shopping Center, and NASA Goddard Visitor Center.