Big Pool, MD

ZIP code 21711 belongs to Big Pool, Maryland, a small town in Washington County. The area is known for its proximity to the Chesapeake and Ohio Canal National Historical Park, offering picturesque trails and historic lockhouses for visitors to explore. Big Pool itself is named after the nearby manmade lake, offering recreational opportunities such as fishing and boating. The ZIP code also includes the Fort Frederick State Park, a well-preserved 18th-century fort used during the French and Indian War.