| 12391 | 20 Sep 25 | Central Michigan HIV/AIDS 5K | 5K | Mount Pleasant, MI |
| 12392 | 12 Oct 25 | Central Maine Striders Fall Classic 10K | 10K | Waterville, ME |
| 12393 | 13 Dec 25 | Central Florida Spartan Trifecta Weekend | 1K/5K/12K | Sebring, FL |
| 12394 | 23 Nov 25 | Central Florida Legends Marathon | 5K/13.1M/26.2M | DeBary, FL |
| 12395 | 25 Oct 25 | Central 28 Monster Mash-N-Dash 5K Run | 5K | DeBary, FL |
| 12396 | 25 Oct 25 | Centra Foundation Howl-O-Run 5K | 5K | Columbus, IN |
| 12397 | 13 Sep 25 | Centerstone Life;Story 5K/10K Run/Walk/Ruck - TENNESSEE | 5K/10K | Clarksville, TN |
| 12398 | 20 Sep 25 | Centerstone Life;Story 5K/10K | 5K/10K | Sarasota, FL |
| 12399 | 15 Nov 25 | Centerpoint Half Marathon & 5K | 5K/13.1M | Prattville, AL |
| 12400 | 04 Oct 25 | Center of the Nation Series - Day 6 | 13.1M/26.2M | Baker, MT |
| 12401 | 03 Oct 25 | Center of the Nation Series - Day 5 | 13.1M/26.2M | Bowman, ND |
| 12402 | 02 Oct 25 | Center of the Nation Series - Day 4 | 13.1M/26.2M | Belle Fourche, SD |
| 12403 | 01 Oct 25 | Center of the Nation Series - Day 3 | 13.1M/26.2M | Chadron, NE |
| 12404 | 30 Sep 25 | Center of the Nation Series - Day 2 | 13.1M/26.2M | Sterling, CO |
| 12405 | 29 Sep 25 | Center of the Nation Series - Day 1 | 13.1M/26.2M | Cheyenne, WY |