| 15166 | 26 Oct 25 | 2025 United Supermarkets Lubbock Marathon | 5K/10K | Lubbock, TX |
| 15167 | 27 Sep 25 | 2025 UMD FCA 5k | 5K | Greenbelt, MD |
| 15168 | 28 Nov 25 | 2025 Ultraman World Championships . . | triathlon | Kealakekua, HI |
| 15169 | 13 Dec 25 | 2025 UHS Mighty Longhorn Band Jolly Run | 5K | Laredo, TX |
| 15170 | 29 Nov 25 | 2025 Ugly Sweater Dash 5k/10k/Half | 10K/13.1/5K | Fairfax Station, VA |
| 15171 | 16 Nov 25 | 2025 Turkey Tumble for Autism 5k/10k/Half | 10K/13.1/5K | Washington, DC |
| 15172 | 23 Nov 25 | 2025 Turkey Dri Tri ? | triathlon | Oak Brook, IL |
| 15173 | 14 Oct 25 | 2025 Tuesday Night 5k #8 | 5K | Springfield, VA |
| 15174 | 09 Sep 25 | 2025 Tuesday Night 5k #7 | 5K | Springfield, VA |
| 15175 | 05 Sep 25 | 2025 TriUtah Brineman Triathlon | triathlon | Syracuse, UT |
| 15176 | 06 Sep 25 | 2025 Triquest Triathlon | triathlon | Ludlow, VT |
| 15177 | 18 Oct 25 | 2025 Trick or Tri at Merrill Ranch | triathlon | Florence, AZ |
| 15178 | 05 Oct 25 | 2025 TriByLittleKnight Triathlon | triathlon | Waverly, IA |
| 15179 | 18 Oct 25 | 2025 Tribe Fitness Challenge - Sawmill | triathlon | Hamilton, NJ |
| 15180 | 13 Sep 25 | 2025 Tri the Parks John Tanner 2 Sprint (Fall) | triathlon | Carrollton, GA |