| 5596 | 20 Sep 26 | Lone Gull 10K | 10K | Gloucester, MA |
| 5597 | 01 May 27 | Lola's Lake Waconia Half Marathon | 5K/10M/13.1M | Waconia, MN |
| 5598 | 19 Sep 26 | Loganville Police Department Donut Dash | 5K | Loganville, GA |
| 5599 | 17 Oct 26 | Loganville Autumn Dash 5K | 5K | Loganville, GA |
| 5600 | 10 Jul 27 | Logan Triathlon - Cache Valley Super Sprint Triathlon | ['25.6K'/ '51.2K'/ 'Triathlon'/ 'Ultra'] | Logan, UT |
| 5601 | 19 Sep 26 | Log Run Half Marathon | ['Half Marathon'/ '10M'/ '10K'/ '5K'] | Stillwater, MN |
| 5602 | 22 Nov 26 | Log Jammer Marathon, Half Marathon & 5K | 5K/13.1M/26.2M | Shreveport, LA |
| 5603 | 14 Mar 27 | Locust Lucky Leprechaun 5K | 5K | Locust, NC |
| 5604 | 06 Dec 26 | Locust #Elfie 5K | 5K | Locust, NC |
| 5605 | 24 Apr 27 | Locomotion Endurance 6/12/24 | 12H/24H/6H run | East Ridge, TN |
| 5606 | 26 Sep 26 | Locke A. Taylor Compassion Project Walk n' Wag 5K | 5K | Glen Allen, VA |
| 5607 | 12 Sep 26 | Lock 2 Lock Marathon | 10K/13.1M/26.2M | Williamsport, MD |
| 5608 | 26 Sep 26 | Lobo Cancer Challenge | 5K | Albuquerque, NM |
| 5609 | 14 Nov 26 | Loaves and Fishes Run For Recovery | 5K | Beaufort, NC |
| 5610 | 08 Nov 26 | LMMS Panther Prowl 5K | 5K | Morrow, OH |