| midstatevintagestockcars.com | The Midstate Vintage Stock Car Club |
| clubelitena.com | Club Elite North America |
| hmsausa.com | Historic Motor Sports Association |
| historicracing.co.za | Historic Racing Car Register of South Africa |
| csrgracing.org | Classic Sports Racing Group |
| classicspeedway.com | Classic Speedway Association |
| hsr-westracing.com | Historic Sportscar Racing West |
| hscra.com | Historic Stock Car Racing Association |
| carolinavintagestockcarracingassociation.org | Carolina Vintage Stock Car Racing Association |
| cascar.ca | Canadian Association for Stock Car Auto Racing - CASCAR |
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