| 121 | 04 Apr 25 | 2025 Antelope Island Duathlon & Causeway Half Marathon, 10K & 5K | triathlon | Syracuse, UT |
| 122 | 13 Dec 25 | 2025 Anthem Holiday Classic Triathlon | triathlon | Anthem, AZ |
| 123 | 23 Aug 25 | 2025 Anthem Sprint Triathlon | triathlon | Anthem, AZ |
| 124 | 21 Mar 25 | 2025 Appalachian Series - Day 1 (AL) | 5K/10K | Eufaula, AL |
| 125 | 23 Mar 25 | 2025 Appalachian Series - Day 3 (SC) | 5K/10K | Seneca, SC |
| 126 | 24 Mar 25 | 2025 Appalachian Series - Day 4 (NC) | 5K/10K | Mills River, NC |
| 127 | 25 Mar 25 | 2025 Appalachian Series - Day 5 (TN) | 5K/10K | Bristol, TN |
| 128 | 26 Mar 25 | 2025 Appalachian Series - Day 6 (WV/VA) | 5K/10K | Bluefield, WV |
| 129 | 27 Mar 25 | 2025 Appalachian Series - Day 7 (WV/VA) | 5K/10K | Bluefield, WV |
| 130 | 18 May 25 | 2025 Apple Duathlon & Triathlon | triathlon | Sartell, MN |
| 131 | 27 Sep 25 | 2025 Apple Valley Reverse Triathlon & 5K | triathlon | Apple Valley, CA |
| 132 | 20 Jul 25 | 2025 Appleman Triathlon | triathlon | Littleton, MA |
| 133 | 21 Jun 25 | 2025 Appomattox River Greenway 5k/10k | 10K/5K | Colonial Heights, VA |
| 134 | 01 Apr 25 | 2025 April Fools Day 5k/10k | 10K/5K | Alexandria, VA |
| 135 | 13 Jul 25 | 2025 Aquathlon & Open Water Swim Challenge | triathlon | Cedar Hill, TX |