| 871 | 25 Apr 26 | Glacial Esker 6-12-24 Hour Trail Race | 12H/24H/6H trail run | Albion, IN |
| 872 | 23 May 26 | Spread Your Wings Adventure Race | 12H/3.5H adventure race/6H | Rocksprings, TX |
| 873 | 13 Jun 26 | SF One Day | 12H/3H relay/3H run/6H | San Francisco, CA |
| 874 | 18 Jul 26 | Sombrero Sizzler | 12H/3H run/6H/6H relay/9H | Jacksonville, FL |
| 875 | 27 Jun 26 | Dizzy GOAT 3/6/12 Hour Trail Runs | 12H/3H trail run/6H | Omaha, NE |
| 876 | 02 May 26 | Hills Creek Endurance Challenge | 12H/3H trail run/6H | Wellsboro, PA |
| 877 | 08 Aug 26 | Napa Lapa | 12H/3H trail run/6H | Napa, CA |
| 878 | 16 May 26 | Armed Forces Endurance Run | 12H/4H run/8H/8H relay | Kendallville, IN |
| 879 | 16 May 26 | Butterfield Blitz Backyard | 12H/4H trail run/8H | Herriman, UT |
| 880 | 18 Jul 26 | Rim Country Navigation Games | 12H/6H adventure race | Payson, AZ |
| 881 | 16 May 26 | 3ROC's Pay-What-You-Want Adventure Race | 12H/6H adventure race | Pittsburgh, PA |
| 882 | 23 May 26 | Hawthorn Half Day Relay & Ultra | 12H/6H relay/6H run | Terre Haute, IN |
| 883 | 30 May 26 | Dormie Challenge: 12-Hour and 6-Hour Ultra Marathon | 12H/6H run | Stevens Point, WI |
| 884 | 09 May 26 | EHQ Valley Falls 6 & 12 Hour | 12H/6H trail run | Fairmont, WV |
| 885 | 18 Apr 26 | Cottontail 6 &12 Hour | 12H/6H trail run | Seattle, WA |