Allegheny Highland Pulling Association: Created in 1983 by a small group of individuals. Discussion centered on creation of an organized group to conduct and promote local farm stock tractor pulling events.
ATPA - American Tractor Pullers Association: Features news, information, resources, and support for tractor pullers in the United States. Includes membership information, an events calendar, and contacts.
Badger State Tractor Pullers: Official site with news, schedule, results, driver profiles, and photographs.
COATPA - Central Ohio Antique Tractor Pullers Association: State association that offers an events calendar, rules and regulations, photo gallery, schedule and results, discussion forum, links, and classified ads.
Colorado Truck and Tractor Pullers Association: Eight professional pulling classes ranging from diesel tractors to high horsepower pickups. Includes member listing, schedule of events, photos, contacts, news and information.
Country Modified Pulling: Based in California. Offers rules, schedule, and standings.
East Central Iowa Tractor Pulling Association: Lim Pro and Farm Stock Pulling in Eastern Iowa. Includes schedule, pictures, point standings, and videos.
Eastern Michigan Tractor Pulling Association: Club promoting antique and farm tractor pulling including farm stock and open classes. Includes news, photos, results and membership information.
Full Pull Productions, Inc.: The largest pulling group involved with modified semi trucks, Big Rigs Pulling Series.
Great Lakes Truck and Tractor Puller's Association: Southern Ontario and Michigan association with information on results, rules, photographs, schedules and news.
Hoosier State Tractor Pullers Association: Indiana's state tractor pulling association. Driver information, schedules, points, and pulling information.
Illiana Pullers Association Inc.: Tractor Pulling in Illinois and Indiana
Illinois Stock Hot Farm Stock Pullers Association: State association offering information on its events, rules, results, photo gallery of annual events, cubic inch calculator, officers and sponsors.
Illinois Tractor Pulling Association: State association that includes classes, sponsors, photos, schedules, officers and directors, and news.
Massachusetts Truck Puller's Association: Includes history of truck pulling, schedule, point standings, rules, and class information.
Mid-South Pullers Association: The Mid-South Pullers Association is a new organization that is comprised up of the Kentucky State Pullers Association (KSTPA) and the Tennessee/Alabama Pullers Association (TAPA).
NATPA - National Antique Tractor Pullers Association: Official website with news, schedule, points, rules and contacts.
Nebraska Bush Pullers Pro-Stock and Modified Tractor Pulling: The official website of the Nebraska Bush Pullers. The NBPI is an organization of Pro-Stock and Modified pulling tractors that sanctions tractor pulls throughout Nebraska, Iowa, and Kansas.
NMMTPA - National Micro-Mini Tractor Pullers Association: Main sanctioning body for the sport in the United States and Canada. Features information about micro-mini tractors, and its classes including classes for pro and super stock, and open modified tractors, 2wd road vehicles, and 4x4 trucks.
NTPA - National Tractor Puller's Association: Contains information, schedules, results, news, and contacts.
NWTPA - Northwest Tractor Pullers Association: Offers schedules, photos, news, and links. Dedicated to antique tractor, garden tractor and modified tractor pulling.
Ohio State Tractor Pullers Association (OSTPA): Tractor pulling in the State of Ohio. Super Stocks, Pro Stocks, Modifieds, Four Wheel Drive Trucks, and TWD Trucks
OTTPA - Outlaw Truck and Tractor Pulling Association: Schedule, results, member news, fan information and links to other pulling related sites.
Quebec Tractor Pullers Association - ASTTQ: Official site of the Quebec Tractor Pullers Association. Includes frames in French and English.
Southwestern Ohio Antique Tractor and Power Association: Antique tractor exhibits, tractor pulls, combine derby's, threshing and steam engines.
Southwestern Virginia Antique Tractor and Gas Engine Association: News, schedule, rules, photographs, and links. Located in Boones Mill.
The Tennessee-Alabama Pullers Association: Contains a list of members, current standings and points, and a schedule of events.
Tractor Pulling in Australia: Australian Tractor Pullers Association Inc. (ATPA) Site offers information about events, competitors and tractor pulling in Australia.
United Pullers of the Carolinas: NTPA Sanctioned State organization. Pull results, photos, and links.