| 2806 | 11 Apr 26 | Rim Runner | 13.1M/50K | Sewanee, TN |
| 2807 | 18 Jul 26 | Rim Country Navigation Games | 12H/6H adventure race | Payson, AZ |
| 2808 | 26 Jul 26 | Riley's Rumble Half Marathon | 13.1M | Boyds, MD |
| 2809 | 11 Jul 26 | Righteous Richland Sprint Triathlon | Sprint Triathlon | Richland, WA |
| 2810 | 09 May 26 | Right to Run 5K | 5K | Seneca Falls, NY |
| 2811 | 11 Jul 26 | Rigby Lake Rumble Triathlon | Olympic/Sprint Triathlon/Sprint Triathlon Relay/youth triathlon | Rigby, ID |
| 2812 | 10 Jul 26 | Rigby Lake Rumble Kids Triathlon | youth triathlon | Rigby, ID |
| 2813 | 25 May 26 | Ridgewood Run | 1M/5K/10K | Ridgewood, NJ |
| 2814 | 23 May 26 | Ridgeline Ramble | 10K/20K | Eugene, OR |
| 2815 | 01 Aug 26 | Ridge Reaper Trail Runs | 25K/50K | Cross River, NY |
| 2816 | 18 Apr 26 | Ride on Ryan Triathlon | Sprint Duathlon/Sprint Triathlon/Sprint Triathlon Relay/sprint duathlon relay | Savannah, GA |
| 2817 | 21 Jun 26 | Ricky Byrdsong Memorial Race Against Hate | 5K/10K | Evanston, IL |
| 2818 | 02 May 26 | Ricky 267 5K | 5K | Union, NJ |
| 2819 | 13 Jun 26 | Rickney B. Hunter Miles for Minds 3K Running for Healing and Hope | 1M/3K | Bessemer, AL |
| 2820 | 25 Apr 26 | Rice Run | 1M/5K | Walterboro, SC |