| Harpenden to Rosolini | 1,277.56 mi (2,056.04 km) |
| Harpenden to Rossano | 1,172.75 mi (1,887.35 km) |
| Harpenden to Rottofreno | 650.14 mi (1,046.30 km) |
| Harpenden to Rovato | 638.72 mi (1,027.92 km) |
| Harpenden to Roverbella | 679.52 mi (1,093.59 km) |
| Harpenden to Rovereto | 659.68 mi (1,061.65 km) |
| Harpenden to Rovigo | 723.97 mi (1,165.12 km) |
| Harpenden to Rozzano | 620.44 mi (998.50 km) |
| Harpenden to Rubano | 706.79 mi (1,137.46 km) |
| Harpenden to Rubiera | 711.20 mi (1,144.57 km) |
| Harpenden to Ruffano | 1,205.42 mi (1,939.93 km) |
| Harpenden to Russi | 766.89 mi (1,234.19 km) |
| Harpenden to Rutigliano | 1,109.26 mi (1,785.18 km) |
| Harpenden to Ruvo di Puglia | 1,085.38 mi (1,746.76 km) |
| Harpenden to Sabaudia | 962.34 mi (1,548.74 km) |
