| Harpenden to Lamia | 1,411.01 mi (2,270.81 km) |
| Harpenden to Larisa | 1,373.54 mi (2,210.50 km) |
| Harpenden to Lefkada | 1,355.46 mi (2,181.40 km) |
| Harpenden to Livadeia | 1,450.53 mi (2,334.41 km) |
| Harpenden to Loutraki | 1,477.91 mi (2,378.47 km) |
| Harpenden to Lykovrysi | 1,502.96 mi (2,418.77 km) |
| Harpenden to Mandra | 1,492.47 mi (2,401.90 km) |
| Harpenden to Marousi | 1,504.42 mi (2,421.13 km) |
| Harpenden to Megara | 1,490.31 mi (2,398.41 km) |
| Harpenden to Melissia | 1,505.66 mi (2,423.12 km) |
| Harpenden to Mesolongi | 1,401.53 mi (2,255.54 km) |
| Harpenden to Metamorfosi | 1,502.57 mi (2,418.15 km) |
| Harpenden to Moschato | 1,504.55 mi (2,421.34 km) |
| Harpenden to Mytilini | 1,558.00 mi (2,507.36 km) |
| Harpenden to Nafpaktos | 1,414.75 mi (2,276.82 km) |
