| 1201 | 19 Sep 26 | Pisgah 12 Hour Adventure Race | 12H adventure race | Nebo, NC |
| 1202 | 19 Sep 26 | Gold Rush Adventure Challenge: Dawn to Dusk | 12H adventure race | Sausalito, CA |
| 1203 | 26 Sep 26 | Coastal Traverse Adventure Race | 12H adventure race | Lewes, DE |
| 1204 | 17 Oct 26 | The Ceely Rose Twelve Hour Survival Run | 12H relay/12H run | Lucas, OH |
| 1205 | 30 Jan 27 | Black Toe Run | 12H relay/12H run/24H | Watertown, TN |
| 1206 | 22 Aug 26 | Falls and Forest 12 Hour Challenge | 12H relay/12H trail run | Radcliff, KY |
| 1207 | 27 Jun 26 | Chase the Moon 12-Hour Endurance Run | 12H relay/12H trail run | Highlands Ranch, CO |
| 1208 | 06 Jun 26 | Rez Loop Challenge | 12H run | Brandon, MS |
| 1209 | 03 Oct 26 | Outdoor X 12 Hour Endurance Run | 12H run | Dayton, OH |
| 1210 | 17 Oct 26 | Nocturnal 12 | 12H run | Greece, NY |
| 1211 | 03 Jun 26 | Global Running Day | 12H run | Saint Paul, MN |
| 1212 | 17 Oct 26 | Personal Endurance Classic | 12H run | Erie, PA |
| 1213 | 30 May 26 | 1.8 Atalanta AMRAP | 12H run | Rogers, AR |
| 1214 | 20 Jun 26 | DOGSPEED - A Benefit Race for Animals in Need | 12H run | Tahlequah, OK |
| 1215 | 27 Jun 26 | Rodale Park 12 Hour Challenge | 12H run | Breinigsville, PA |