Gangs                            Note:   square = region/state           circle = region/specific
  1. Alvord-Stiles Gang (1899)
  2. Bill Doolin's Wild Bunch (1892-95)
  3. Billy The Kid Gang (1878-80)
  4. Burrow Gang (1887-90)
  5. Butch Cassidy's Wild Bunch  (1899-1901)
  6. Cook Gang (1894)
  7. Cullen Baker Gang (1865-68)
  8. Dalton Gang (1891-92)
  9. Daly Gang (1862-64)
  10. Frank Walcotts Regulators
  11. "High Fives" Gang
  12. James Gang (1879-82)
  13. James-Younger Gang (1866-76)
  14. Ketchum Gang (1896-99)
  15. Quantrill's Raiders (1862-64)
  16. Reno Gang (1864-68)
  17. Rufus Buck Gang (1895-96)
  18. Sam Bass Gang (1877-78)
  19. Sim Jans Gang (1878-79)