Mazda Sportscar Club of Washington
- A Mazda sportscar club based in Washington, DC offering an event calendar and photo galleries.
- http://www.mscw.com/

Southern California RX Club
- A rotary enthusiast club based in southern California, with an event calendar and photo galleries.
- http://www.socal7s.org/

Rotary Power Northwest
- An RX-7 and rotary enthusiast club located in Portland, Oregon.
- http://www.rpnw.org/

Mazda Rotary Club
- A UK based club for rotary enthusiasts with a discussion forum and organized events.
- http://www.mazdarotaryclub.com/

TheRXSeven
- History, information, photos and forum on the RX-7 and rotary engine.
- http://www.therxseven.com

Dallas Ft. Worth RX-7 Club
- Includes, events, newsletter, reviews and classifieds.
- http://www.dfw-rx7.com

Bay Area RX-7 Club
- Open to all owners and rotary engine enthusiasts. Located in San Francisco, California. Features events calendar and membership application form.
- http://www.rx7.org/