U.S. Route 355 is a north-south highway located in the state of Maryland. It stretches approximately 36 miles, connecting the city of Rockville to the Washington, D.C. area. The route serves as a vital corridor for commuters and travelers, facilitating access to various neighborhoods and commercial areas. Originally part of the U.S. Highway System established in 1926, U.S. Route 355 has undergone several changes and improvements over the years. It is also known as Wisconsin Avenue in certain sections, reflecting its historical significance and role in regional transportation.