| Harpenden to Runcorn | 145.20 mi (233.68 km) |
| Harpenden to Rushall | 87.29 mi (140.48 km) |
| Harpenden to Rushden | 34.18 mi (55.01 km) |
| Harpenden to Rustington | 69.91 mi (112.51 km) |
| Harpenden to Rutherglen | 318.61 mi (512.76 km) |
| Harpenden to Ryde | 83.07 mi (133.68 km) |
| Harpenden to Rye | 75.97 mi (122.26 km) |
| Harpenden to Ryhope | 214.89 mi (345.84 km) |
| Harpenden to Saffron Walden | 29.04 mi (46.74 km) |
| Harpenden to Saint Albans | 4.37 mi (7.04 km) |
| Harpenden to Saint Andrews | 327.76 mi (527.49 km) |
| Harpenden to Saint Austell | 217.95 mi (350.76 km) |
| Harpenden to Saint Budeaux | 192.83 mi (310.32 km) |
| Harpenden to Saint Helens | 151.08 mi (243.14 km) |
| Harpenden to Saint Ives | 37.59 mi (60.50 km) |
