| 2551 | 04 Oct 25 | Southside Scramble | 10M | Atlanta, GA |
| 2552 | 01 Nov 25 | Southold Athletic Association 5K | 5K | Southold, NY |
| 2553 | 27 Nov 25 | Southernmost Turkey Trot 5K & 1 Mile Rooster Romp | 1M/5K | Key West, FL |
| 2554 | 12 Oct 25 | Southernmost Half Marathon and 10k | 10K/13.1 | Key West, FL |
| 2555 | 25 Oct 25 | Southern Utah Triathlon | Olympic/Sprint Triathlon/Sprint Triathlon Relay | Hurricane, UT |
| 2556 | 25 Oct 25 | Southern Utah Halloween Half Marathon, and Relay | 5K/13.1M | Hurricane, UT |
| 2557 | 28 Mar 26 | Southern Utah Half Marathon | 13.1M | Washington, UT |
| 2558 | 16 Jan 26 | Southern Tour Ultra | 100M | Wilmington, NC |
| 2559 | 18 Mar 26 | Southern States 200 | 200M | Dalton, GA |
| 2560 | 18 Oct 25 | Southern Oregon Young Marines DDR 5K/10K | 5K/10K | Medford, OR |
| 2561 | 27 Nov 25 | Southern Oregon Runners Turkey Trot | 2M/5K | Talent, OR |
| 2562 | 22 Nov 25 | Southern Lights Stroll 5K | 5K | Lexington, KY |
| 2563 | 04 Oct 25 | Southern Illinois Dyslexia Center Collinsville Walk and 5K | 5K | Collinsville, IL |
| 2564 | 27 Nov 25 | Southbury Turkey Trot | 5K | Southbury, CT |
| 2565 | 25 Oct 25 | South West Center City 5K | 1M/5K | Philadelphia, PA |