Calumet, PA

ZIP code 15621 is located in the Ligonier Valley of Pennsylvania. Known for its picturesque scenery and historic charm, the area is home to landmarks such as Linn Run State Park, Fort Ligonier, and the Ligonier Diamond, a central square featuring boutique shops and local eateries. Visitors can explore the beauty of the Laurel Highlands and immerse themselves in the rich history of the region.