Chewsville, MD

ZIP code 21721 covers the small town of Chewsville, Maryland. Located in Washington County, this area is known for its scenic views and historical significance. Some important landmarks in this ZIP code include the Antietam National Battlefield, where the bloodiest single-day battle in American history took place during the Civil War, and the Pry House Field Hospital Museum, which offers insight into the medical treatment of soldiers during the war.