National Roller Derby League (NRDL)
- Established c.1995 by former Roller Games skater Lou Sanchez and initially promoted as Roller Derby Inc.; this mixed-gender, professional league plays occasional exhibition matches, mostly in Southern California. The current site promotes several teams, i
- http://www.nationalrollerderbyleague.com/

The L.A. T-Birds
- The sole remaining team on the Roller Games International league owned by Bill Griffiths, Sr.; this mixed-gender, professional team plays occasional exhibition matches, mostly in Southern California.
- http://www.latbirds.com/

American Roller Derby League
- A professional league based in Northern California, primarily promoting the Bay City Bombers team.
- http://www.baycitybombers.com/