Official Site of the United States Auto Club
- The official source of race results, news and information on USAC's various racing series.
- http://www.usacracing.com/

National Championship Racing Association
- Race in the following states; OK, MN, ND, SD, KS, MO, Neb and Canada. Full of information on this touring series with news, schedule, points, rules, photos and a media guide.
- http://www.ncraracing.org/

Northwest Sprintcar Racing Organization
- Touring the Nortwestern United States and Canada. Offers schedule, forums and photo gallery.
- http://www.nsraracing.com

Formula500.com.au
- Information on the class of Formula 500's in Australia. Includes event details, news, race results, driver profiles, and photo gallery.
- http://www.formula500.com.au/

National Sprint Car Hall of Fame and Museum Foundation, Inc.
- Located in Knoxville, Iowa at the Knoxville Raceway. It is preserving the history of sprint car racing and honors its achievers. There are press releases, a list of National Sprint Car Poll winners and the list of Hall of Fame Inductees.
- http://www.sprintcarhof.com/

All Star Sprint Circuit - All Stars.
- Dirt track Sprint Series for the last 21 years. Series runs from the Midwest to the East Coast. Official site for race news, results, point standings, schedules, driver roster and photos. Archive information for the '97, '98 and '99 season.
- http://allstarsprint.com/

American Sprint Car Series - ASCS
- Midwest/Southwest based racing series for 360 Sprint Cars. Official site contains news, point standings, race results, driver biographies and a message board.
- http://www.ascsracing.com/

Winged Sprints on Asphalt
- The series is owner/driver controlled and will promote Asphalt Sprint Car Racing throughout Ohio and into neighboring states.
- http://wsoa.us/

United Racing Club - URC
- URC Series and Empire Super Sprints Challenge race in NJ, NY, PA, DE, OH and Canada. Site includes results, drivers, schedule, point standings, photos, tracks, classifieds and a online rule book for competitors.
- http://www.urcsprints.com/

Renegade 360 Sprints
- Based in Central Valley, California. Mostly race on dirt at Altamont Speedway, but have added some asphalt shows at Stockton 99 Speedway. Contains results, schedules, news, rules, photos, and a message board..
- http://www.renegades.itgo.com/

Sprints On Dirt - SOD
- A touring racing series that races in Michigan, Ohio and Indiana. Homepage information for results, news, schedule, rules, top points list and new press releases.
- http://www.sprintsondirt.com/

World of Outlaws Series
- Major sanctioning body for outlaw racing within the United States. Includes car specifications, history, photo gallery, schedule, results and point standings. Also, features associate membership information, links and contacts. Sponsored by Pennzoil.
- http://www.worldofoutlawsracing.com/

Auto Value Super Sprints Series - AVSS
- 410 asphalt group that run mostly in Michigan.
- http://www.supersprints.com/

Midwest Sprintcar Association - MSA
- Based in Wisconsin, an exciting and competitive winged 360 sprint car association. Schedule, results, standings, extensive photo and video gallery.
- http://www.msasprints.com/

Hoosier Outlaw Sprint Series - HOSS
- A pavement winged sprint car series based in Indiana for 410 and 360's/
- http://www.hossracing.com/

Interstate Racing Association - IRA
- Official site for IRA Outlaw Sprints with a schedule, news, point standings and resources.
- http://www.irasprints.org/

Northern Sprint Tour - NST
- Pacific Northwest: Washington and Oregon racing series. You will find news, photos, results, schedules, driver profiles and a message board included.
- http://www.brownfieldent.com/