| 12421 | 05 Apr 26 | 2026 Easter 5k/10k/1M | 10K/1M/5K | Fredericksburg, VA |
| 12422 | 03 May 26 | 2026 East Coast Triathlon Festival (ECTF) | triathlon | Glen Allen, VA |
| 12423 | 17 May 26 | 2026 Dunedin Rotary Triathlon | triathlon | Dunedin, FL |
| 12424 | 02 May 26 | 2026 Dunedin Hog Hustle 5K Event | 5K | Dunedin, FL |
| 12425 | 28 Jun 26 | 2026 Duck Creek Triathlon | triathlon | Howard, WI |
| 12426 | 25 Jan 26 | 2026 Du It By The Bay Duathlon | triathlon | Laguna Vista, TX |
| 12427 | 13 Sep 26 | 2026 Dover Sherborn Boosters Triathlon | triathlon | Dover-Sherborn, MA |
| 12428 | 11 Jul 26 | 2026 Door County Sprint Triathlon - Saturday | triathlon | Egg Harbor, WI |
| 12429 | 12 Jul 26 | 2026 Door County Olympic Triathlon - Sunday | triathlon | Egg Harbor, WI |
| 12430 | 13 May 26 | 2026 Dooby Du Duathlon - WEDNESDAY | triathlon | Sylvania, OH |
| 12431 | 25 Jan 26 | 2026 Donut Give Up 5k/10k | 10K/5K | Fredericksburg, VA |
| 12432 | 29 Mar 26 | 2026 Doggy Dash 5k/10k | 10K/5K | Leesburg, VA |
| 12433 | 05 Sep 26 | 2026 Dog Days of Summer 5k/10k | 10K/5K | Warrenton, VA |
| 12434 | 01 Mar 26 | 2026 District Dash 5k/Half | 13.1/5K | Washington, DC |
| 12435 | 16 May 26 | 2026 Dirty Pelican Bike Paddle Run | triathlon | Klamath Falls, OR |