| 25 Feb 2023 |
Mt. Mitchell Challenge & Black Mountain Marathon (Marathon|40 Miler) |
Black Mountain, North Carolina, United States |
| 25 Feb 2023 |
Victory (Half Marathon) |
Richmond, California, United States |
| 25 Feb 2023 |
Red Dirt Ultra (100 Miler|100K) |
Lotus, Louisiana, United States |
| 25 Feb 2023 |
Run Ridge Run 13km (13km) |
Port Moody, British Columbia, Canada |
| 25 Feb 2023 |
Salmon Falls 50k (50K) |
Coloma, California, United States |
| 25 Feb 2023 |
Sycamore Canyon (50 K|100 K) |
Poway, California, United States |
| 26 Feb 2023 |
Las Vegas Marathon (Half Marathon|Marathon) |
Clark County, Nevada, United States |
| 26 Feb 2023 |
Ventura Marathon (Half Marathon|Marathon) |
Ojai, California, United States |
| 03 Mar 2023 |
Jackpot Ultra Running Festival (100 Miler - Friday Short Course) |
Henderson, Nevada, United States |
| 04 Mar 2023 |
Way Too Cool (50K) |
Cool, California, United States |
| 04 Mar 2023 |
Singletrack Stampede (22K|10k) |
Calabasas, California, United States |
| 04 Mar 2023 |
Seneca Creek Greenway Trail Marathon, 50K & Relay (50k) |
Gaithersburg, Maryland, United States |
| 05 Mar 2023 |
Napa Valley Marathon & Half (Marathon) |
Napa Valley, California, United States |
| 11 Mar 2023 |
Catalina Island Marathon (Marathon|10K|5K) |
Avalon, California, United States |
| 11 Mar 2023 |
Antelope Canyon (100 Miler) |
Page, Arizona, United States |
| 11 Mar 2023 |
Old West 50k, Marathon, and Half Marathon (50k|Marathon|Half Marathon) |
Julian, California, United States |
| 11 Mar 2023 |
Griffith Park Trail Marathon (50K|Marathon|1/2 Marathon|10k|30K) |
Los Angeles, California, United States |
| 11 Mar 2023 |
Mesquite Canyon Trail Runs (1/2 Marathon|30K|50K|50 Miler|8K) |
Waddell, Arizona, United States |
| 15 Mar 2023 |
TransGranCanaria (42K|82K|125K) |
Agaeta, Las Palmas, Spain |
| 17 Mar 2023 |
Ultra Trail Mt. Fuji (100 Miler) |
Fuji-shi, Shizuoka, Japan |