| 4891 | 25 Jul 26 | Last Man Standing Lake Placid | last man standing | Lake Placid, NY |
| 4892 | 07 Jun 26 | Latham Centers Donkey Dash 5K | 5K | Orleans, MA |
| 4893 | 06 Jun 26 | Latinas in Motion: Peace, Love and Run 5K | 5K | Philadelphia, PA |
| 4894 | 03 May 26 | Latitude 29.2 Triathlon | Olympic/Sprint Duathlon/Sprint Triathlon/Sprint Triathlon Relay | Port Bolivar, TX |
| 4895 | 07 Jun 26 | Laura's Garden / Keane Foundation 5K | 3K/5K | Wethersfield, CT |
| 4896 | 13 Jun 26 | Laurel Highlands Ultra | 50K/70.5M | Ohiopyle, PA |
| 4897 | 13 Jun 26 | Laurel House 5K | 5K | Newark, NY |
| 4898 | 25 Jul 26 | Laurel Lake Triathlon/Duathlon | Sprint/Sprint Duathlon/Sprint Triathlon Relay/sprint duathlon relay/supersprint triathlon | Millville, NJ |
| 4899 | 20 Jun 26 | Lauren's burg HILL | 5K | Lawrenceburg, IN |
| 4900 | 30 May 26 | Lava Rocks! Sprint Triathlon | Sprint Triathlon/Sprint Triathlon Relay | Lavallette, NJ |
| 4901 | 12 Jul 26 | Lavender Run | 4M/10K | Albuquerque, NM |
| 4902 | 18 Apr 26 | Lavi a Bon 5K | 5K | Shippensburg, PA |
| 4903 | 18 Apr 26 | Law Enforcement Against Fentanyl | 1M/5K | Hutchinson, KS |
| 4904 | 09 May 26 | Law Enforcement Legends 5K: Corrections VS. Police Challenge | 5K | Key West, FL |
| 4905 | 16 May 26 | Law Enforcement Torch Run | 5K | Anchorage, AK |