Listie, PA

Located in Pennsylvania, ZIP code 15549 is home to the town of Markleton. The area is known for its picturesque landscapes, with forests and rolling hills surrounding the town. Markleton is most notable for being the location of the historic Markleton Sanitarium, a former tuberculosis treatment facility that is now abandoned. Visitors can also find the nearby Casselman River and Laurel Hill State Park for outdoor recreational activities.