Washington, DC

ZIP code 20415 is located in Washington, D.C., and is home to the Washington Navy Yard, a historic naval installation that dates back to the early 19th century. This area is also where the Naval Sea Systems Command (NAVSEA) headquarters is situated, overseeing the development, design, and construction of U.S. naval vessels. Additionally, the National Museum of the United States Navy is located within this ZIP code.