Fishertown, PA

ZIP code 15539 belongs to the town of Gray, Pennsylvania. This rural area is known for being home to the Flight 93 National Memorial, which honors the passengers and crew of United Flight 93 who thwarted a terrorist attack on September 11, 2001. The memorial features a visitor center, memorial plaza, and the "Tower of Voices", a 93-foot tall musical instrument that plays wind chimes.