| Harpenden to Recica | 786.55 mi (1,265.82 km) |
| Harpenden to Ribnica | 802.64 mi (1,291.72 km) |
| Harpenden to Ribnica | 792.27 mi (1,275.03 km) |
| Harpenden to Rogaska Slatina | 818.43 mi (1,317.14 km) |
| Harpenden to Rogasovci | 812.95 mi (1,308.32 km) |
| Harpenden to Rogatec | 821.37 mi (1,321.86 km) |
| Harpenden to Ruse | 801.86 mi (1,290.48 km) |
| Harpenden to Salovci | 822.94 mi (1,324.39 km) |
| Harpenden to Selnica ob Dravi | 800.56 mi (1,288.37 km) |
| Harpenden to Semic | 823.46 mi (1,325.23 km) |
| Harpenden to Sempeter pri Gorici | 752.92 mi (1,211.71 km) |
| Harpenden to Sencur | 770.01 mi (1,239.21 km) |
| Harpenden to Sentilj | 801.87 mi (1,290.48 km) |
| Harpenden to Sentjernej | 822.06 mi (1,322.97 km) |
| Harpenden to Sentjur | 809.38 mi (1,302.58 km) |
