X-Factor Investigations Headquarters, New York City, New York; formerly Detroit, Michigan; mobile; Xaviers School for Gifted Youngsters, Salem Center, Westchester County, New York; Mojoverse; Cootermans Creek, Australian Outback, Australia; Alcatraz I
Law offices of Goodman, Lieber, Kurtzberg, & Holliway; formerly Avengers Mansion; Baxter Building, Four Freedoms Plaza