| Harpenden to Rochefort | 406.88 mi (654.81 km) |
| Harpenden to Rodez | 533.20 mi (858.10 km) |
| Harpenden to Rognac | 631.04 mi (1,015.56 km) |
| Harpenden to Roissy-en-Brie | 247.57 mi (398.43 km) |
| Harpenden to Romainville | 236.99 mi (381.40 km) |
| Harpenden to Romans-sur-Isere | 529.04 mi (851.40 km) |
| Harpenden to Rombas | 333.96 mi (537.46 km) |
| Harpenden to Romilly-sur-Seine | 290.82 mi (468.03 km) |
| Harpenden to Ronchin | 170.84 mi (274.94 km) |
| Harpenden to Roncq | 167.08 mi (268.89 km) |
| Harpenden to Roquebrune-sur-Argens | 663.16 mi (1,067.25 km) |
| Harpenden to Roquevaire | 647.09 mi (1,041.39 km) |
| Harpenden to Rosny-sous-Bois | 239.13 mi (384.84 km) |
| Harpenden to Roubaix | 171.51 mi (276.02 km) |
| Harpenden to Rouen | 175.80 mi (282.93 km) |
