| 09 Mar 2019 |
Mesquite Canyon Trail Runs (Half Marathon|30 K|50 Miler|50 K|8 K) |
Waddell, Arizona, United States |
| 10 Mar 2019 |
San Diego Half Marathon (Half Marathon) |
San Diego, California, United States |
| 16 Mar 2019 |
Ramblas Run (Half Marathon) |
San Juan Capistrano, California, United States |
| 16 Mar 2019 |
Chuckanut 50k (50k) |
Bellingham, Washington, United States |
| 16 Mar 2019 |
Ruck a Chuck 50k (50k) |
Foresthill, California, United States |
| 22 Mar 2019 |
Antelope Island Buffalo Run (100 Miler) |
Syracuse, Utah, United States |
| 23 Mar 2019 |
Nine Trails 35 Mile Endurance Run (35 Miler) |
Santa Barbara, California, United States |
| 23 Mar 2019 |
Greenbrier Ultras (100 Miler) |
Greenbrier, Maryland, United States |
| 23 Mar 2019 |
Behind the Rocks (30k|50k|50 Miler) |
Moab, Utah, United States |
| 23 Mar 2019 |
END-SURE (100 Miler) |
Power, North Dakota, United States |
| 24 Mar 2019 |
White Mountains 100 (100 Miler) |
Fairbanks, Alaska, United States |
| 24 Mar 2019 |
Los Angeles Marathon (Marathon) |
Los Angeles, California, United States |
| 29 Mar 2019 |
Dublin to Belfast (173 km) |
Dublin, Leinster, Ireland |
| 29 Mar 2019 |
Badger Mountain Challenge (100 mile|50 mile) |
Richland, Washington, United States |
| 30 Mar 2019 |
GORTEX Grand Traverse (Grand Traverse) |
Crested Butte, Colorado, United States |
| 30 Mar 2019 |
Old Goat (50 Miles|50k) |
San Juan Hot Springs, California, United States |
| 30 Mar 2019 |
Crown King Scramble (50 K) |
Phoenix, Arizona, United States |
| 30 Mar 2019 |
Georgia's Death Race (68 miler) |
Blairsville, Georgia, United States |
| 30 Mar 2019 |
Golden Gate Headlands (Marathon|Half Marathon) |
Sausalito, California, United States |
| 31 Mar 2019 |
Encinitas Half Marathon (Half Marathon) |
Encinitas, California, United States |