Over the years, the X-Men have worked with many individual superheroes throughout the United States.
| Superhero | Location |
| Blackstar II | Oklahoma City |
| Daredevil | New York |
| Dragon II | Gary, Indiana |
| the King | Memphis, Tennessee |
| the Latter-Day Saint & Deseret | Salt Lake City |
| Nightwind | San Francisco |
| Oracle | Saint Louis |
| Pride | Peoria, Illinois |
| the Son of Satan | San Francisco |
| Spiderman | New York |