Baseren
Serval Industries, Virginia; voorheen X-Factor Onderzoeken Headquarters, Starjammer; Xavier Institute for Higher Learning, Salem Center, Westchester County, New York; Genosha; X-Factor HQ, Washington DC, Maryland; Mutant Research Center, Muir Island;
Utopia; voorheen New Warriors HQ; Xavier Institute for Higher Learning, Salem Center, Westchester County, New York; Massachusetts Academy, Snow Valley, Massachusetts