| Harpenden to Crvenka | 993.65 mi (1,599.13 km) |
| Harpenden to Cuprija | 1,138.80 mi (1,832.72 km) |
| Harpenden to Despotovac | 1,134.89 mi (1,826.43 km) |
| Harpenden to Dimitrovgrad | 1,233.13 mi (1,984.53 km) |
| Harpenden to Dobanovci | 1,056.67 mi (1,700.55 km) |
| Harpenden to Doljevac | 1,187.60 mi (1,911.26 km) |
| Harpenden to Futog | 1,020.29 mi (1,642.00 km) |
| Harpenden to Gadzin Han | 1,194.28 mi (1,922.00 km) |
| Harpenden to Golubac | 1,120.41 mi (1,803.13 km) |
| Harpenden to Gornji Milanovac | 1,098.28 mi (1,767.51 km) |
| Harpenden to Indija | 1,042.18 mi (1,677.23 km) |
| Harpenden to Irig | 1,030.81 mi (1,658.93 km) |
| Harpenden to Ivanjica | 1,107.78 mi (1,782.81 km) |
| Harpenden to Jagodina | 1,132.17 mi (1,822.06 km) |
| Harpenden to Kac | 1,027.21 mi (1,653.14 km) |
