 Williamsport is located in Pennsylvania's 23rd senatorial District, Pennsylvania's 83rd House District, and Pennsylvania's 12th congressional district.Williamsport's top ten employers are UPMC Susquehanna, the Pennsylvania State Government, the Pennsylvania College of Technology, Williamsport Area School District, Brodart Company, Springs Window Fashions, Weis Markets, West Pharmaceuticals, Shop Vac Corporation, and Textron Lycoming Engines.Williamsport is noted for the Lycoming aircraft engines which is a division of Avco Corporation and a subsidiary of Textron.