| 3496 | 20 Mar 26 | Appalachian Series - Day 1 (AL) | 13.1M/26.2M | Eufaula, AL |
| 3497 | 20 Mar 26 | Go Girl Run - Oklahoma City | kids run | Oklahoma, OK |
| 3498 | 20 Mar 26 | Texas Distance Festival | track meet | Southlake, TX |
| 3499 | 20 Mar 26 | Dogwood Ultra Marathons | 10M | Green Bay, VA |
| 3500 | 20 Mar 26 | Hub City Distance Festival | 0.8K/1.6K/3.2K/4K/5K | Lubbock, TX |
| 3501 | 20 Mar 26 | 2026 Ultraman Arizona | triathlon | Phoenix, AZ |
| 3502 | 20 Mar 26 | Big Alta | 28K/50K | Marinwood, CA |
| 3503 | 20 Mar 26 | GOVX San Diego Half Marathon and 5K | 5K | San Diego, CA |
| 3504 | 20 Mar 26 | EquiSol Race Series (A Park for All Seasons) - Spring Equinox 5K | 5K | Lawrenceville, GA |
| 3505 | 20 Mar 26 | 2026 The Truth Is Out There 1M 5K 10K 13.1 26.2 - Benefitting National MS Society | Virtual | Mobile, AL |
| 3506 | 21 Mar 26 | VALENCIA Trail Race | 10K/13.1/50K | Valencia, CA |
| 3507 | 21 Mar 26 | VALENCIA Trail Race | 10K/13.1/Ultra | Valencia, CA |
| 3508 | 21 Mar 26 | Grasslands Trail Run | 100 Mile/15K/50 Mile/Half Marathon/Marathon/Ultra | Fort Worth, TX |
| 3509 | 21 Mar 26 | 3rd Annual Gopher Tortoise Gallop 5K | 5K | West Palm Beach, FL |
| 3510 | 21 Mar 26 | 2026 Barlowe Bolt | 5K | Millersville, MD |