Pennsylvania Militaire installaties

Willow Grove Naval Air Station Joint Reserve Base
  Willow Grove / Horsham Willow Grove Naval Air Station Joint Reserve Base Marine Corps Reserve Center
  Willow Grove / Horsham Willow Grove United States Army Reserve Center
  Willow Grove / Horsham Wilson-Kramer United States Army Reserve Center
  Bethlehem Wyoming Marine Corps Reserve Center
  Wyoming York Armory
  York York Memorial United States Army Reserve Center
  York