Rosslyn station is the westernmost station on the shared segment of the Blue, Orange, and Silver lines of the Washington Metro. It is located in the Rosslyn neighborhood of Arlington, Virginia, United States. Rosslyn is the first station in Virginia heading westward from the District on the Orange and Silver Lines and southward on the Blue Line. It is one of four interchange points on the Metrorail system west of the Potomac River and located in a growing business district.

Takoma station is a Washington Metro station on the Red Line in the Takoma neighborhood of Washington, D.C., bordering Takoma Park, Maryland. The station is considered to be located in part of Takoma Park's Historic District. It is the last station in the District of Columbia on the eastern end of the Red Line heading to Maryland, located east of the intersection of Blair Road NW and Cedar Street NW. The station's parking lot and bus stops are accessed from Eastern Avenue NW, which runs along the DC–Maryland line.