| All Star Circuit of Champions |
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The All Stars Circuit of Champions sanctions winged-410-sprint-car racing on American dirt ovals. |
| American Le Mans Series |
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American Le Mans Series sanctions sports-car racing at road course in the United States. |
| American Speed Ass'n |
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American Speed Ass'n sanctions stock-car racing in the United States. |
| American Sprint Car Series |
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The American Sprint Car Series sanctions 360-sprint-car racing in the United States. |
| American-Canadian Tour |
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The American-Canadian Tour sanctions late-model stock-car racing on asphalt throughout New England and southern Canada. |
| ARCA |
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ARCA sanctions stock-car racing in the United States. |
| ChampCar World Series |
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Championship Car racing on road courses, ovals and street courses worldwide. |
| Formula One World Championship |
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The Formula One World Championship, which is operated by the Federation International de l'Automobile, sanctions open-wheel racing on road courses throughout the world. |
| Grand American Road Racing Ass'n |
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Grand American Road Racing Ass'n sanctions sports-car racing at American road courses. |
| Indy Racing League |
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The IRL sanctions open-wheel racing on oval race tracks. |
| International Hot Rod Ass'n |
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International Hot Rod Ass'n sanctions drag racing in the United States. |
| NASCAR.com |
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NASCAR sanctions stock-car racing throughout the United States. |
| National Hot Rod Ass'n |
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National Hot Rod Ass'n sanctions drag racing in the United States. |
| SCCA Pro Racing Trans-Am Series |
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Trans Am sanctions sports-car racing on road and street courses in the United States. |
| Sports Car Club of America |
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Sports Car Club of America is the nation's largest amateur racing sanctioning body. |
| Sprint Car Racing Ass'n |
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Sprint Car Racing Ass'n sanctions non-winged-sprint-car racing in the Midwest and Western United States. |
| United Racing Club |
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United Racing Club sanctions winged-sprint-car racing in Northeastern and Mid Atlantic regions of the United States, and Canada. |
| United Sprint Car Series |
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United Sprint Car Series sanctions winged-sprint car racing on dirt and asphalt ovals in the United States. |
| United States Auto Club |
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United States Auto Club sanctions midget and sprint-car racing, both regionally and nationally, in the United States. |
| USAR Hooters ProCup Series |
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United Speed Alliance Racing sanctions stock-car racing at American short tracks. |
| World of Outlaws |
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The Pennzoil World of Outlaws sanctions 410-sprint- |
