| 18526 | 26 Sep 26 | Hot Rod 24 Hour Ultra | 12H run/24H/24H relay | Bowling Green, KY |
| 18527 | 18 Jul 26 | CandleLight 12 Hour - Overnight Ultra | 12H run/24H/24H relay | Rush, NY |
| 18528 | 07 Nov 26 | Azalea 24 Hour Race | 12H run/24H | Palatka, FL |
| 18529 | 17 Oct 26 | Nocturnal 12 | 12H run | Greece, NY |
| 18530 | 03 Oct 26 | Outdoor X 12 Hour Endurance Run | 12H run | Dayton, OH |
| 18531 | 23 May 26 | Bubbletown What The Duck Ultra | 12H run | Boiling Springs, PA |
| 18532 | 06 Jun 26 | Rez Loop Challenge | 12H run | Brandon, MS |
| 18533 | 27 Jun 26 | Rodale Park 12 Hour Challenge | 12H run | Breinigsville, PA |
| 18534 | 20 Jun 26 | DOGSPEED - A Benefit Race for Animals in Need | 12H run | Tahlequah, OK |
| 18535 | 09 May 26 | Mind The Ducks 12 Hour | 12H run | Rochester, NY |
| 18536 | 01 Aug 26 | Steel City 12 Hour Run/Ruck | 12H run | Middletown, OH |
| 18537 | 21 Nov 26 | Lake Haigler 12-Hour | 12H run | Fort Mill, SC |
| 18538 | 27 Jun 26 | Chase the Moon 12-Hour Endurance Run | 12H relay/12H trail run | Highlands Ranch, CO |
| 18539 | 22 Aug 26 | Falls and Forest 12 Hour Challenge | 12H relay/12H trail run | Radcliff, KY |
| 18540 | 30 Jan 27 | Black Toe Run | 12H relay/12H run/24H | Watertown, TN |