It was affiliated with AWA Superstars from 2005 to 2007, and was also a member of the National Wrestling Alliance from May 2007-September 2012, co-promoting events with NWA Pro. A number of independent wrestlers spent their early careers in the promotion, most notably, 'Blitz' Mason, who was established as the first UCW-Zero Heavyweight Champion, Derrick Jannetty, Los Mochis' Paco, and Tristan Gallo who was the promotion's first UCW-Zero Ultra-X Champion; in 2011, Gallo was a participant in WWE Tough Enough. UCW-Zero has also featured former wrestlers from Extreme Championship Wrestling, Total Non Stop Action and World Wrestling Entertainment.
- UCW-Zero Heavyweight Championship
- UCW-Zero Tag Team Championship
- UCW-Zero Ultra X Championship
- UCW-Zero Women's Championship
- UCW-Zero Cruiserweight Championship - Retired
- UCW-Zero Mexico Championship - Retired