Chewsville, MD

ZIP code 21721 is located in the town of Emmitsburg, Maryland. This area is known for being home to the historic National Shrine Grotto of Lourdes, a beautiful outdoor shrine that attracts visitors from near and far. Additionally, the National Emergency Training Center, operated by the Federal Emergency Management Agency (FEMA), is also situated in this ZIP code, providing training for emergency responders and disaster preparation.