There are two north–south arteries in Washington, D.C. named 7th Street that are differentiated by the quadrants of the city in which they are located.
7th Street NW at H Street in Washington, D.C.
The name "M Street" refers to two major roads in the United States capital of Washington, D.C. Because of the Cartesian coordinate system used to name streets in Washington, the name "M Street" can be
Congestion along M Street in 2008
The 1900 block of M Street NW
The Demonet Building at the intersection of Connecticut Avenue (right) and M Street NW (left)
Looking east on M Street NW in Georgetown