- AAA -- American Automobile Association
- American Thunderbike Club -- Buell Motorcyle Owners
- AACA - Antique Automoble Club of America
- AERA -- Automotive Engine Rebuilders Association
- AMA -- American Motorcyclist Association
- AMC Muscle
- AMOC -- Aston Martin Owners Club
- ANDRA -- Australian National Drag Racing Association Inc.
- ANRA -- American Nostalgia Racing Association
- APRA -- Automotive Parts Rebuilders Association
- ARCA Racing
- ASA Racing
- ATRA -- Automotive Transmission Rebuilders Association
- AWDA -- Automotive Warehouse Distributors Association
- BCA -- Buick Club of America
- BGNRA -- Buick Grand National Racing Association
- BMWCCA -- BMW Club of America
- BRSCC -- British Racing and Sports Car Club
- CART -- Championship Auto Racing Teams
- CCCA -- The Classic Car Club of America -- Automoblies which were manufactured from 1925 through 1948.
- Classic Touring Car Racing Club
- CMPA -- California Modified Pullers Association
- CVOA -- Cosworth Vega Owners Association
- Ferrari Club of America
- FIA -- Federation Internationale de L'automobile
- Galaxie -- The Ford Galaxie Club of America & The International Ford Galaxie Owners Association
- GTBA -- The Gas Turbine Builders Association
- GTOAA -- GTO Association of America
- HSR West -- Historic SportsCar Racing West Inc.
- IHRA -- International Hot Rod Association
- IMCA -- International Motor Contest Association
- Indy Car
- JCNA -- Jaguar Clubs of North America
- JEC -- Jaguar Enthusiasts' Club
- Lotus, Limited -- Car Club
- MBCA -- Mercedes-Benz Club of America
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