| 18166 | 05 Jun 26 | Tri-Shark Classic Youth Splash and Dash | youth aquathon | Hudson, IL |
| 18167 | 11 Jul 26 | Tri-Span 10K & 5K | 1M/5K/10K | Wilmington, NC |
| 18168 | 24 Apr 27 | Tri-State New Jersey Spartan Event | 1K/21K/50K | Vernon, NJ |
| 18169 | 06 Jun 26 | Tri-State New York Spartan | 1K/5K/10K | Bethel, NY |
| 18170 | 25 Oct 26 | Tri-State Warrior Run | 5K/10K/13.1M | Quincy, IL |
| 18171 | 29 Aug 26 | Tri-Warriors Youth Triathlon | youth triathlon | Pembroke, NC |
| 18172 | 13 Jun 26 | Tri2BeatMS Kids Triathlon | youth triathlon | Chillicothe, IL |
| 18173 | 06 Mar 27 | Tri45 - Gaylord All Outdoors Winter Triathlon | Sprint Triathlon | Frederic, MI |
| 18174 | 16 May 26 | Triad GO FAR Community 5K & Fun Run | 1M/5K | High Point, NC |
| 18175 | 27 Jun 26 | Trials of Odysseus | 5K | Burnsville, MN |
| 18176 | 17 May 26 | Triangle Run Smart Spring Kids Race | kids run/track meet | Cary, NC |
| 18177 | 10 Oct 26 | Triangle Run/Walk for Autism | 1M/5K | Raleigh, NC |
| 18178 | 30 May 26 | Triangle Sprint & Mini-Sprint | Sprint/Sprint Triathlon Relay/supersprint triathlon | New Hill, NC |
| 18179 | 01 Aug 26 | TriathaMom | Sprint Duathlon/Sprint Triathlon/Sprint Triathlon Relay | Riverton, UT |
| 18180 | 20 Jun 26 | Tribe Tri Kids Triathlon | youth triathlon | Mount Sterling, KY |