| 1501 | 21 Sep 25 | Grand to Grand Ultra | 160M | Kanab, UT |
| 1502 | 05 Sep 25 | Flaming Foliage Relay | 160M | Idaho Springs, CO |
| 1503 | 05 Sep 25 | Flaming Foliage Relay - 165 Mile Race - Idaho Springs to Buena Vista, CO (September 5, 2025) | 165 Mile Race | Buena Vista, CO |
| 1504 | 20 Sep 25 | Black Hills Veteran March and Marathon | 16M/26.2M/110M | Deadwood, SD |
| 1505 | 30 Aug 25 | Iron Mountain 50, 30, 16 Mile Trail Run | 16M/30M | Damascus, VA |
| 1506 | 23 Aug 25 | Continental Divide Trail Run | 16M/50K | Steamboat Springs, CO |
| 1507 | 06 Sep 25 | Imogene Pass Run | 17.1M | Ouray, CO |
| 1508 | 27 Sep 25 | Big South Fork Trail Races | 17.5M | Oneida, TN |
| 1509 | 25 Oct 25 | Red River Relay | 170M | Gonzales, TX |
| 1510 | 06 Sep 25 | Race for Remembrance - 9/11 Tribute Run - Shanksville PA to the Pentagon, V | 170M | Shanksville, PA |
| 1511 | 05 Sep 25 | Klondike Road Relay | 176K | Skagway, AK |
| 1512 | 13 Dec 25 | Bridge & Trestle 17 Mile Run | 17M | Abingdon, VA |
| 1513 | 10 Aug 25 | Interstate 17 Trail Run | 17M | Closter, NJ |
| 1514 | 03 Jan 26 | Athens Big Fork Trail Marathon | 17M/26.2M | Mena, AR |
| 1515 | 01 Nov 25 | Milwaukee Area Fall Frenzy (MAFF) Adventure Race | 18H/3H adventure race/8H | Delafield, WI |