PA 15, or Pennsylvania Route 15, is a major highway in the state of Pennsylvania. It runs north-south, connecting several key towns and cities, including Williamsport and Gettysburg. The route is important for local traffic and serves as a corridor for travelers moving through the region. The highway spans approximately 100 miles and is part of the larger network of state routes. PA 15 provides access to various attractions, including Pine Creek Gorge and Susquehanna River, making it a popular route for both residents and tourists exploring the scenic areas of central Pennsylvania.