| 5281 | 20 Jun 26 | Rhododendron 10K | 1M/10K | Bakersville, NC |
| 5282 | 26 Nov 26 | Rhode Island Family Turkey Trot 5K | 5K | Pawtucket, RI |
| 5283 | 12 Sep 26 | Rhoades McKee Reeds Lake Triathlon | Sprint Duathlon/Sprint Triathlon/Sprint Triathlon Relay | East Grand Rapids, MI |
| 5284 | 27 Jun 26 | Rhino Trail Run 5K/10K/Half-Marathon | 5K/10K/13.1M | Cincinnati, OH |
| 5285 | 14 Jun 26 | RFFR 5K Color Run | 5K | Rensselaer Falls, NY |
| 5286 | 18 Jul 26 | Rez Run | 1M/5K/10K | Philadelphia, MS |
| 5287 | 22 Nov 26 | Reyes Elite/Open Mile Run And Fun 5K | 1M/5K | Fresno, CA |
| 5288 | 04 Oct 26 | Reyes Adobe Days (RAD) 5K | 1M/5K | Agoura Hills, CA |
| 5289 | 15 Aug 26 | Rexy Run | 5K/10K | Lawrence, KS |
| 5290 | 19 Sep 26 | Rexburg Rush Triathlon at Wakeside Lake | Olympic/Sprint Triathlon/Sprint Triathlon Relay/youth triathlon | Rexburg, ID |
| 5291 | 26 Aug 26 | Rewind 5K | 5K | Del Mar, CA |
| 5292 | 07 Nov 26 | Revolutionary Run for Veterans | 5K | Schuylerville, NY |
| 5293 | 04 Jul 26 | Revolutionary Run and The aMAZEing American Miler | 5K | Tazewell, VA |
| 5294 | 04 Jul 26 | Revolutionary Run | 1M/5K/10K | Washington Crossing, PA |
| 5295 | 15 Oct 26 | Revolutionary Mile | 1.6M | Trenton, NJ |