| 2341 | 01 Aug 26 | Collin Cares Glow with the Flow Twilight Run 5K | 5K | Medina, OH |
| 2342 | 07 Aug 26 | Collinsville Moonlight 5K & Fun Run | 1M/5K | Collinsville, OK |
| 2343 | 06 Jun 26 | Colon Screening for LIFE 5K | 5K | Evansville, IN |
| 2344 | 21 Jun 26 | Colonial Beach Triathlon | Olympic/Sprint Triathlon/Sprint Triathlon Relay | Colonial Beach, VA |
| 2345 | 12 Apr 26 | Colonial School District Education Foundation 5K | 5K | Plymouth Meeting, PA |
| 2346 | 05 May 26 | Colonial Summer Fun Run Series - Abington | 3.3M | Abington, MA |
| 2347 | 06 May 26 | Colonial Summer Fun Run Series - Brockton | 3.8M | Brockton, MA |
| 2348 | 04 May 26 | Colonial Summer Fun Run Series - Raynham | 3.3M | Raynham, MA |
| 2349 | 25 Apr 26 | Color Out Cancer - Cancer Support Ministry 5K Color Run | 5K | Milner, GA |
| 2350 | 11 Apr 26 | Color Pop 5K | 5K | Lansing, MI |
| 2351 | 18 Apr 26 | Color Run 5K | 5K | Wagoner, OK |
| 2352 | 18 Apr 26 | Color Run for a Cause 5K | 5K | Kaneohe, HI |
| 2353 | 18 Apr 26 | COLOR Run for Reading | kids run | Watsonville, CA |
| 2354 | 16 May 26 | Color The Way: HIM's 5K Color Run | 5K | Henderson, TX |
| 2355 | 11 Apr 26 | Color Your World 1mile/5K | 1M/5K | Montpelier, OH |