Sports Car Club of America - South Carolina Region
- Based in Columbia with a satellite chapter in Charleston; includes event calendar, photographs, news, and results.
- http://www.scsportscar.com/modules/news/

South Carolina Motor Sports Racing News
- Offers news, photographs, forums, calendar of events, and links for race enthusiasts.
- http://www.scmsrn.com/

ABATE of South Carolina, Inc.
- Motorcycle rights organization offering information on legislation, membership, local chapters, and group events.
- http://www.abatesc.com/

South Carolina Rider Education
- Offers motorcycle training programs for all experience levels. Course descriptions, schedule, requirements, location information, and related links.
- http://www.scridered.org/