| 17401 | 19 Oct 26 | Telegraph 5K | 5K | Draper, UT |
| 17402 | 23 Aug 26 | Telegraph Road Race | 0.3H run | Gasport, NY |
| 17403 | 15 Aug 26 | Telemark Sprint Triathlon | Sprint Triathlon/Sprint Triathlon Relay | Cable, WI |
| 17404 | 04 Jul 26 | Telluride Foundation Rundola: Run for Good | 1M | Telluride, CO |
| 17405 | 08 Nov 26 | Temecula Half Marathon | 5K/10K/13.1M | Temecula, CA |
| 17406 | 08 Nov 26 | Temecula Half Marathon, 10K, 5K | ['Half Marathon'/ '10K'/ '5K'/ '1M'] | Temecula, CA |
| 17407 | 26 Sep 26 | Temecula Spartan Event Weekend | 1K/10K | Lake Elsinore, CA |
| 17408 | 27 Jun 26 | Templeton 5K Beer Fun Run | 5K | Paso Robles, CA |
| 17409 | 05 Sep 26 | Temptation 200 Ultras | 200K | Forest, IL |
| 17410 | 26 Nov 26 | Ten Trails Active Club 5K Turkey Trot | 5K | Black Diamond, WA |
| 17411 | 13 Feb 27 | Ten Trails Active Club Heartfelt Hustle | 5K | Black Diamond, WA |
| 17412 | 17 Jun 26 | Ten Trails Active Club Summer Series 5K | 5K | Black Diamond, WA |
| 17413 | 28 Oct 26 | Ten Trails Active Club Trot n Treats Relay Scramble | adventure race/novelty run | Black Diamond, WA |
| 17414 | 07 Jun 26 | Tenafly 5K | 1M/5K | Tenafly, NJ |
| 17415 | 11 Oct 26 | Tender Hearts 5K | 5K | Newark, DE |